Which is cheaper, the Boldr Odyssey 40mm or the Grand Seiko SLGA001?

At MSRP the Boldr Odyssey 40mm is the cheaper of the two at $799, against $11,100 for the Grand Seiko SLGA001 — a $10,301 gap before any retailer discounting.

Which is bigger, the Boldr Odyssey 40mm or the Grand Seiko SLGA001?

The Grand Seiko SLGA001 wears larger at 46.9mm versus 40mm for the Boldr Odyssey 40mm — a 6.9mm difference across the dial.

Which has better water resistance, the Boldr Odyssey 40mm or the Grand Seiko SLGA001?

The Boldr Odyssey 40mm is rated to 300m versus 100m for the Grand Seiko SLGA001.

Which has a longer power reserve, the Boldr Odyssey 40mm or the Grand Seiko SLGA001?

The Grand Seiko SLGA001 carries a 120-hour power reserve against 42 hours on the Boldr Odyssey 40mm.

What movement does the Boldr Odyssey 40mm run compared to the Grand Seiko SLGA001?

The Boldr Odyssey 40mm runs a automatic caliber (Miyota), while the Grand Seiko SLGA001 runs a spring drive (9RA5).

Side by side

Boldr Odyssey 40mmvsGrand Seiko SLGA001

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Boldr Odyssey 40mm

odyssey-aurora

MSRP $799

Grand Seiko SLGA001

slga001g

MSRP $11,100

Visit Boldr Check price on eBayaffiliate

Visit Grand Seiko Check price on eBayaffiliate

At a glance

12 of 29 specs differ

Diameter

Odyssey 40mm40mm

SLGA00146.9mm

Power Reserve

Odyssey 40mm42h

SLGA001120h

Water Resistance

Odyssey 40mm300m

SLGA001100m

MSRP

Odyssey 40mm$799

SLGA001$11,100

Full specifications

Case

5 specs

Diameter

40mm

46.9mm

Thickness

12.5mm

16mm

Lug-to-Lug

48mm

50.8mm

Lug Width

20mm

23mm

Water Resistance

300m

100m

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Aurora

Black

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

Miyota

9RA5

Type

Automatic

Spring Drive

Power Reserve

42h

120h

Pricing

1 specs

MSRP

$799

$11,100

Follow this matchup

Get a note when Boldr Odyssey 40mm vs Grand Seiko SLGA001 gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Balticmicro

Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18

7 watches · 7 variantsDive Watches Guide

43mm·Automatic·200m WR

$429MSRP

—Used

Zelosmicro

Blacktip 200m Ti

3 watches · 15 variantsBlacktip

41mm·Automatic·200m WR

$599MSRP

—Used

Marathonmicro

OSAR-D (Original SAR with Date) Automatic 46mm

6 watches · 6 variantsOSAR

46mm·Automatic·300m WR

$2,500MSRP

—Used

Geckotamicro

Sea-Hunter Dive Watch

6 variantsSea-Hunter

40mm·Automatic·200m WR

Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301

Ref. islander-automatic-turtle-dive-watch-with-blue-dial-isl-301

45mm·Automatic·200m WR

$399MSRP

—Used

All alternatives to the Odyssey 40mm →All alternatives to the SLGA001 →

Explore the full catalog

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Baltic Aquascaphe TitaniumvsGrand Seiko SLGA001 Boldr Odyssey FreedivervsGrand Seiko SLGA001 Borealis Watch Co. Porto CovovsGrand Seiko SLGA001 Grand Seiko SLGA001vsZelos Blacktip 200m Ti Boldr Odyssey 40mmvsPhoibos Leviathan Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18vsBoldr Odyssey 40mm

Edit this comparison Add another watch More diver comparisons Best Diver Watches Under $1,000