Side by side

Oak & Oscar The Humboldt GMT USSS EditionvsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition

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

Add a watch
The Humboldt GMT USSS Edition
Oak & OscarThe Humboldt GMT USSS Edition
MSRP $2,200
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition
SeikoProspex Sea 1970 Heritage Diver's Black Series Limited Edition
MSRP $3,300
Buy from Oak & Oscar ↗
Buy used on eBay ↗
Buy from Seiko ↗
Buy used on eBay ↗

At a glance

13 of 29 specs differ
Diameter
The Humboldt GMT USSS Edition39.5mm
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Power Reserve
The Humboldt GMT USSS Edition56 hoursh
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Water Resistance
The Humboldt GMT USSS Edition200m
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
MSRP
The Humboldt GMT USSS Edition$2,200
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
39.5mm
44mm
Thickness
12.5mm
13mm
Lug-to-Lug
46.8mm
49.3mm
Material
316L Stainless Steel
Stainless Steel
Caseback
Engraved
Solid

Crystal & Dial

3 specs
Crystal Shape
Double-domed
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
Super-LumiNova BGW9
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Sellita SW330-2
8L35
Power Reserve
56 hoursh
50h
Jewels
25
26

Pricing

1 specs
MSRP
$2,200
$3,300
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.

Christopher Ward C60 Trident GMT 300
Christopher Wardmicro
Trident

C60 Trident GMT 300

6 watches · 16 variantsTrident
40mm·Automatic·300m WR
$1,450MSRP
—Used
Echo/Neutra Cristallo Professional Diver 500m
Echo/Neutramicro

Cristallo Professional Diver 500m

2 variantsCRISTALLO
42mm·Automatic·500m WR
$1,450MSRP
—Used
Phoibos Wave Master GMT
Phoibosmicro

Wave Master GMT

5 variantsWave Master GMT
39.5mm·Automatic·200m WR
$399MSRP
—Used
Geckota Sea-Hunter Dive Watch
Geckotamicro

Sea-Hunter Dive Watch

6 variantsSea-Hunter
40mm·Automatic·200m WR
$349MSRP
—Used
Formex Reef GMT
Formexmicro

Reef GMT

3 variantsReef GMT
42mm·Automatic·300m WR
$2,235MSRP
—Used
Geckota Phalanx
Geckotamicro

Phalanx

8 variantsPhalanx
42mm·Automatic·300m WR
$349MSRP
—Used
Circula Watches AquaSport GMT
Circula Watchesmicro

AquaSport GMT

2 variantsRef.
40mm·Automatic·200m WR
—MSRP
—Used
Borealis Watch Co. Jamanta
Borealis Watch Co.micro

Jamanta

5 variantsJamanta
42.50mm·Automatic·300m WR
$415MSRP
—Used
All alternatives to the The Humboldt GMT USSS Edition →All alternatives to the Prospex Sea 1970 Heritage Diver's Black Series Limited Edition →
Explore the full catalog

Follow this matchup

Get a note when Oak & Oscar The Humboldt GMT USSS Edition vs Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

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

Oak & Oscar The Humboldt GMTvsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionOak & Oscar The Humboldt GMT SAR EditionvsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionOak & Oscar The Humboldt GMT TitaniumvsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionChristopher Ward C60 Trident GMT 300vsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionEcho/Neutra Cristallo Professional Diver 500mvsOak & Oscar The Humboldt GMT USSS EditionGeckota Sea-Hunter Dive WatchvsOak & Oscar The Humboldt GMT USSS Edition
Edit this comparisonAdd another watchExplore more 38–45mm watches