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Watches/Alternatives/Diatom Watches Inner Worlds

Watch alternatives

Alternatives to the Diatom Watches Inner Worlds

Keep what you like. Explore what could be different. Compare 48 catalog matches by dimensions, movement and price.

Explore the matches ↓View original watch ↗
Case diameter
39.5 mm
Lug-to-lug
48 mm
Movement
Automatic
Catalog MSRP
$2,950
Diatom Watches Inner WorldsThe starting point
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Starting points

Choose the differences that matter to you.

Closest catalog matchSheffield Jay Leno’s Garage Turbine Watch$318 recorded MSRP, $2,632 lowerSee the match ↓
Lower recorded MSRPBenrus Watches #3061 BOR$1,995 recorded MSRP, $955 lowerSee the match ↓
Shorter lug-to-lugFormex Stratos UTC47 mm lug-to-lug, 1 mm shorterSee the match ↓

Calculated from catalog specifications and similarity signals. Prices are recorded MSRP in USD. Missing measurements stay unknown.

Your priorities

Narrow these matches without leaving the page.

ColorwayPick a colorway to match a specific dial
48 matches

Microbrand picks· 12

Discover smaller makers with catalog similarities to this watch.

Sheffield Jay Leno’s Garage Turbine Watch
Sheffield

Jay Leno’s Garage Turbine Watch

  • $318 recorded MSRP, $2,632 lower
  • 40 mm case, 0.5 mm wider
  • 48.5 mm lug-to-lug, 0.5 mm longer
What changes

3.7 mm thicker case

View watch ↗
Benrus Watches #3061 BOR
Benrus Watches

#3061 BOR

  • $1,995 recorded MSRP, $955 lower
  • Same 39.5 mm case diameter
  • 47 mm lug-to-lug, 1 mm shorter
What changes

0.6 mm thicker case

View watch ↗
Formex Stratos UTC
Formex

Stratos UTC

  • 41 mm case, 1.5 mm wider
  • 47 mm lug-to-lug, 1 mm shorter
  • Same ETA 2892-A2 caliber
What changes

2.5 mm thicker case. $4,663 recorded MSRP, $1,713 higher

View watch ↗
anOrdain Model 3 Method
anOrdain

Model 3 Method

  • 39 mm case, 0.5 mm narrower
  • 46 mm lug-to-lug, 2 mm shorter
  • Both use automatic movements
What changes

1.1 mm thicker case. $4,693 recorded MSRP, $1,743 higher

View watch ↗
Benrus Watches DTU Phantom
Benrus Watches

DTU Phantom

  • $1,595 recorded MSRP, $1,355 lower
  • 38 mm case, 1.5 mm narrower
  • 44.9 mm lug-to-lug, 3.1 mm shorter
What changes

1.3 mm thicker case

View watch ↗
Kobold Soarway Diver 41
Kobold

Soarway Diver 41

  • 40.5 mm case, 1 mm wider
  • Same ETA 2892-A2 caliber
What changes

0.7 mm thicker case. $4,950 recorded MSRP, $2,000 higher

View watch ↗
Sheffield 1A 40mm Steel Automatic (Right or Left)
Sheffield

1A 40mm Steel Automatic (Right or Left)

  • $258 recorded MSRP, $2,692 lower
  • 40 mm case, 0.5 mm wider
  • Both use automatic movements
What changes

3.7 mm thicker case

View watch ↗
Bahrami Watches BLUE VOID
Bahrami Watches

BLUE VOID

  • $1,050 recorded MSRP, $1,900 lower
  • 39 mm case, 0.5 mm narrower
  • Both use automatic movements
What changes

Lug-to-lug is not recorded for this match.

View watch ↗
HEINRICH Helicoprion "Buzzsaw" MKII
HEINRICH

Helicoprion "Buzzsaw" MKII

  • $950 recorded MSRP, $2,000 lower
  • 40.5 mm case, 1 mm wider
  • Both use automatic movements
What changes

1.2 mm thicker case

View watch ↗
GRØNE Manueel One 'Sjef's One'
GRØNE

Manueel One 'Sjef's One'

  • $2,515 recorded MSRP, $435 lower
  • 38.5 mm case, 1 mm narrower
  • 46 mm lug-to-lug, 2 mm shorter
What changes

Manual movement instead of automatic. 0.3 mm thinner case

View watch ↗
Isotope Hydrium Grey Reef Shark
Isotope

Hydrium Grey Reef Shark

  • $1,493 recorded MSRP, $1,457 lower
  • 40 mm case, 0.5 mm wider
  • Both use automatic movements
What changes

3.6 mm thicker case

View watch ↗
Kobold Richard Byrd
Kobold

Richard Byrd

  • 40 mm case, 0.5 mm wider
  • Both use automatic movements
What changes

0.7 mm thicker case. $3,450 recorded MSRP, $500 higher

View watch ↗

Mainstream picks· 12

Established-brand matches. Compare the recorded dimensions, movement and price for each watch.

Sartory Billard SB05
Sartory Billard

SB05

  • 38.5 mm case, 1 mm narrower
  • 45.5 mm lug-to-lug, 2.5 mm shorter
What changes

Manual movement instead of automatic. 0.8 mm thinner case

View watch ↗
Orient Star M34 F8 Skeleton Hand Winding
Orient Star

M34 F8 Skeleton Hand Winding

  • $2,860 recorded MSRP, $90 lower
  • 39 mm case, 0.5 mm narrower
  • 46.5 mm lug-to-lug, 1.5 mm shorter
What changes

Manual movement instead of automatic. 1.5 mm thicker case

View watch ↗
Massena LAB Dato-Racer
Massena LAB

Dato-Racer

  • $1,595 recorded MSRP, $1,355 lower
  • 40 mm case, 0.5 mm wider
  • Both use automatic movements
What changes

1.2 mm thicker case

View watch ↗
Orient Star M34 Avant-garde F8 Skeleton
Orient Star

M34 Avant-garde F8 Skeleton

  • $1,905 recorded MSRP, $1,045 lower
  • 42.3 mm case, 2.8 mm wider
  • 50 mm lug-to-lug, 2 mm longer
What changes

3.1 mm thicker case

View watch ↗
Sartory Billard SB04-E
Sartory Billard

SB04-E

  • Same 39.5 mm case diameter
  • 46 mm lug-to-lug, 2 mm shorter
  • Both use automatic movements
What changes

1 mm thicker case. $3,609 recorded MSRP, $659 higher

View watch ↗
Yema Wristmaster Slim CMM.20
Yema

Wristmaster Slim CMM.20

  • $2,117 recorded MSRP, $833 lower
  • 39 mm case, 0.5 mm narrower
  • Both use automatic movements
What changes

0.3 mm thinner case

View watch ↗
Fortis Flieger F-39
Fortis

Flieger F-39

  • $2,530 recorded MSRP, $420 lower
  • 39 mm case, 0.5 mm narrower
  • Both use automatic movements
What changes

2.2 mm thicker case

View watch ↗
Grand Seiko SBGR321
Grand Seiko

SBGR321

  • 40 mm case, 0.5 mm wider
  • 46.6 mm lug-to-lug, 1.4 mm shorter
  • Both use automatic movements
What changes

3.7 mm thicker case. $5,200 recorded MSRP, $2,250 higher

View watch ↗
Hanhart PIONEER Mk II antique white, 40 mm
Hanhart

PIONEER Mk II antique white, 40 mm

  • $2,510 recorded MSRP, $440 lower
  • 40 mm case, 0.5 mm wider
  • Both use automatic movements
What changes

Lug-to-lug is not recorded for this match.

View watch ↗
Junghans Meister fein Automatic
Junghans

Meister fein Automatic

  • $1,960 recorded MSRP, $990 lower
  • Same 39.5 mm case diameter
  • Both use automatic movements
What changes

1 mm thicker case

View watch ↗
Longines LONGINES MASTER COLLECTION
Longines

LONGINES MASTER COLLECTION

  • $2,850 recorded MSRP, $100 lower
  • 38.5 mm case, 1 mm narrower
  • 44.9 mm lug-to-lug, 3.1 mm shorter
What changes

0.8 mm thicker case

View watch ↗
Massena LAB 17.09 MING x Massena LAB, Honey
Massena LAB

17.09 MING x Massena LAB, Honey

  • $2,795 recorded MSRP, $155 lower
  • 38 mm case, 1.5 mm narrower
  • Both use automatic movements
What changes

0.7 mm thicker case

View watch ↗

Cheaper alternatives· 12

Matches in a lower price band. A recorded MSRP difference is shown only when both prices are known.

Hamilton Jazzmaster Thinline Auto
Hamilton

Jazzmaster Thinline Auto

  • $1,145 recorded MSRP, $1,805 lower
  • 40 mm case, 0.5 mm wider
  • Same ETA 2892-A2 caliber
What changes

0.9 mm thinner case

View watch ↗
Orient Star M34 F7 Semi Skeleton
Orient Star

M34 F7 Semi Skeleton

  • $1,150 recorded MSRP, $1,800 lower
  • 40 mm case, 0.5 mm wider
  • 47.3 mm lug-to-lug, 0.7 mm shorter
What changes

3.7 mm thicker case

View watch ↗
Orient Star M45 F7 Small Second
Orient Star

M45 F7 Small Second

  • $1,240 recorded MSRP, $1,710 lower
  • 39 mm case, 0.5 mm narrower
  • 45.7 mm lug-to-lug, 2.3 mm shorter
What changes

2.3 mm thicker case

View watch ↗
Orient Star Modern Skeleton
Orient Star

Modern Skeleton

  • $600 recorded MSRP, $2,350 lower
  • 41 mm case, 1.5 mm wider
  • 49 mm lug-to-lug, 1 mm longer
What changes

2.7 mm thicker case

View watch ↗
Tissot Gentleman
Tissot

Gentleman

  • $950 recorded MSRP, $2,000 lower
  • 40 mm case, 0.5 mm wider
  • Both use automatic movements
What changes

2.2 mm thicker case

View watch ↗
AETHELSOHN Shard Fumé Dial Automatic
AETHELSOHN

Shard Fumé Dial Automatic

  • $199 recorded MSRP, $2,751 lower
  • 40 mm case, 0.5 mm wider
  • 47 mm lug-to-lug, 1 mm shorter
What changes

2.5 mm thicker case

View watch ↗
Bulova Surveyor
Bulova

Surveyor

  • $625 recorded MSRP, $2,325 lower
  • 39 mm case, 0.5 mm narrower
  • Both use automatic movements
What changes

Lug-to-lug is not recorded for this match.

View watch ↗
Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition
Seiko

Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition

  • $1,150 recorded MSRP, $1,800 lower
  • Same 39.5 mm case diameter
  • 44.5 mm lug-to-lug, 3.5 mm shorter
What changes

2.7 mm thicker case

View watch ↗
Junghans FORM A Automatic
Junghans

FORM A Automatic

  • $1,330 recorded MSRP, $1,620 lower
  • 39.3 mm case, 0.2 mm narrower
  • Both use automatic movements
What changes

0.2 mm thicker case

View watch ↗
Mido Ocean Star Tribute
Mido

Ocean Star Tribute

  • $1,360 recorded MSRP, $1,590 lower
  • 40.5 mm case, 1 mm wider
  • Both use automatic movements
What changes

4.1 mm thicker case

View watch ↗
Orient Diver Design 40
Orient

Diver Design 40

  • $395 recorded MSRP, $2,555 lower
  • 39.9 mm case, 0.4 mm wider
  • 46.5 mm lug-to-lug, 1.5 mm shorter
What changes

3.5 mm thicker case

View watch ↗
Tissot Classic Dream
Tissot

Classic Dream

  • $550 recorded MSRP, $2,400 lower
  • 40 mm case, 0.5 mm wider
  • Both use automatic movements
What changes

0.9 mm thicker case

View watch ↗

Pricier alternatives· 12

Matches in a higher price band. Check the specifications to decide whether the differences matter to you.

Grand Seiko SLGH017
Grand Seiko

SLGH017

  • 40 mm case, 0.5 mm wider
  • 47 mm lug-to-lug, 1 mm shorter
  • Both use automatic movements
What changes

2.3 mm thicker case. $10,500 recorded MSRP, $7,550 higher

View watch ↗
Tudor 1926 39mm Rose Gold Bezel
Tudor

1926 39mm Rose Gold Bezel

  • 39 mm case, 0.5 mm narrower
  • Both use automatic movements
What changes

0.2 mm thinner case

View watch ↗
Tudor 1926 Luna
Tudor

1926 Luna

  • 39 mm case, 0.5 mm narrower
  • Both use automatic movements
What changes

0.8 mm thicker case

View watch ↗
Audemars Piguet Royal Oak "Jumbo" Extra-Thin "50ᵀᴴ Anniversary" 39mm
Audemars Piguet

Royal Oak "Jumbo" Extra-Thin "50ᵀᴴ Anniversary" 39mm

  • 39 mm case, 0.5 mm narrower
  • Both use automatic movements
What changes

Lug-to-lug is not recorded for this match.

View watch ↗
Grand Seiko SBGJ259
Grand Seiko

SBGJ259

  • 40 mm case, 0.5 mm wider
  • 46.2 mm lug-to-lug, 1.8 mm shorter
  • Both use automatic movements
What changes

4.7 mm thicker case. $7,700 recorded MSRP, $4,750 higher

View watch ↗
Grand Seiko SBGE253
Grand Seiko

SBGE253

  • 40.5 mm case, 1 mm wider
  • 48.7 mm lug-to-lug, 0.7 mm longer
What changes

Spring Drive movement instead of automatic. 5.3 mm thicker case

View watch ↗
Audemars Piguet Royal Oak “Jumbo” Extra-Thin 39mm
Audemars Piguet

Royal Oak “Jumbo” Extra-Thin 39mm

  • 39 mm case, 0.5 mm narrower
  • Both use automatic movements
What changes

Lug-to-lug is not recorded for this match.

View watch ↗
Audemars Piguet Royal Oak “Jumbo” Extra-Thin 39mm
Audemars Piguet

Royal Oak “Jumbo” Extra-Thin 39mm

  • 39 mm case, 0.5 mm narrower
  • Both use automatic movements
What changes

Lug-to-lug is not recorded for this match.

View watch ↗
Blancpain Villeret Quantième Complet
Blancpain

Villeret Quantième Complet

  • 40.2 mm case, 0.7 mm wider
  • Both use automatic movements
What changes

1.3 mm thicker case. $38,700 recorded MSRP, $35,750 higher

View watch ↗
Ming 17.06 Monolith
Ming

17.06 Monolith

  • 38 mm case, 1.5 mm narrower
  • Both use automatic movements
What changes

0.7 mm thicker case

View watch ↗
Sartory Billard SB05 Sunflower
Sartory Billard

SB05 Sunflower

  • 38.5 mm case, 1 mm narrower
  • 45.5 mm lug-to-lug, 2.5 mm shorter
What changes

Manual movement instead of automatic. 0.8 mm thinner case

View watch ↗
Sjöö Sandström Annual Edition 2026
Sjöö Sandström

Annual Edition 2026

  • 41 mm case, 1.5 mm wider
  • 50 mm lug-to-lug, 2 mm longer
  • Both use automatic movements
What changes

0.2 mm thinner case

View watch ↗
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