Side by side

Seestern Sub 300 V4vsOak & Oscar The Humboldt GMT SAR Edition

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

Sub 300 V4
SeesternSub 300 V4
MSRP $10
The Humboldt GMT SAR Edition
Oak & OscarThe Humboldt GMT SAR Edition
MSRP $2,950

At a glance

15 of 29 specs differ
Diameter
Sub 300 V442mm
The Humboldt GMT SAR Edition39.5mm
Power Reserve
Sub 300 V441h
The Humboldt GMT SAR Edition56 hoursh
Water Resistance
Sub 300 V4200m
The Humboldt GMT SAR Edition200m
MSRP
Sub 300 V4$10
The Humboldt GMT SAR Edition$2,950

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
42mm
39.5mm
Thickness
13mm
12.5mm
Lug-to-Lug
46mm
46.8mm
Material
316L Stainless Steel
Grade 5 Titanium
Finish
Brushed + Sandblasted
Brushed and polished

Crystal & Dial

3 specs
Crystal Shape
Flat
Double-domed
Dial Color
Orange
Black
Lume
Japan Lume (blue glow)
Super-LumiNova

Movement

5 specs
Caliber
Seiko NH35A
Sellita SW330
Beat Rate
21,600 vph
4 vph
Power Reserve
41h
56 hoursh
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$10
$2,950

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seestern Sub 300 V4

Owners widely praise the Seestern Sub 300 V4 for its terrific fit and finish and surprising little touches at its $179 price, noting top-notch case, dial, bezel, and crystal. The bracelet is considered nice enough for the price point, and the watch is powered by the solid and reliable Seiko NH35 movement. Some owners report that the polished sides of the case show signs of wear. Overall, owners rate the Seestern Sub 300 V4 highly for its excellent case, dial, and bezel finishing at the price.

Oak & Oscar The Humboldt GMT SAR Edition

Oak & Oscar The Humboldt GMT SAR Edition is praised for its anti-magnetic properties, sandwich lume dial, and overall construction quality for its price point. It features a brushed Grade 5 titanium case, a navy blue sandwich dial with an orange minute track and seconds hand, and a Sellita SW330 movement with a 56-hour power reserve. Minor drawbacks noted include bracelet sizing adjustment and lume brightness. On balance, owners and reviewers rate Oak & Oscar The Humboldt GMT SAR Edition highly for its robust construction and unique dial design at its price point.

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