Side by side

Oak & Oscar The Humboldt GMTvsTissot Seastar 1000 Quartz Chronograph

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

The Humboldt GMT
Oak & OscarThe Humboldt GMT
MSRP $2,175
Seastar 1000 Quartz Chronograph
TissotSeastar 1000 Quartz Chronograph
MSRP $650

At a glance

19 of 29 specs differ
Diameter
The Humboldt GMT39.5mm
Seastar 1000 Quartz Chronograph38mm
Power Reserve
The Humboldt GMT56 hoursh
Seastar 1000 Quartz Chronograph40h
Water Resistance
The Humboldt GMT200m
Seastar 1000 Quartz Chronograph300m
MSRP
The Humboldt GMT$2,175
Seastar 1000 Quartz Chronograph$650

Full specifications

Case

9 specs
Category
GMT
Diver
Diameter
39.5mm
38mm
Thickness
12.5mm
12.95mm
Lug-to-Lug
46.8mm
38mm
Lug Width
20mm
18mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed
Brushed and polished
Water Resistance
200m
300m
Caseback
Solid screw-down
Solid

Crystal & Dial

5 specs
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Yes
Dial Color
White
Graded turquoise
Indices
Applied
Indexes
Lume
Super-LumiNova
Super-LumiNova ®

Movement

4 specs
Caliber
Sellita SW330
Type
Automatic
Quartz
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
40h

Pricing

1 specs
MSRP
$2,175
$650

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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.

Oak & Oscar The Humboldt GMT

Oak & Oscar The Humboldt GMT owners widely praise its exceptional accuracy, often running at or near 0 seconds per day, and its comfortable wearability with subtle design details. The construction quality for the price point, sandwich lume, and anti-magnetic properties are also highlighted. Some owners find the bracelet sizing adjustment slightly awkward, and one noted the lume could be brighter. Overall, owners rate the Oak & Oscar The Humboldt GMT highly for its accuracy and comfortable wearability.

Tissot Seastar 1000 Quartz Chronograph

The Tissot Seastar 1000 Quartz Chronograph is widely praised for its excellent value, solid build, and 300m water resistance, making it a capable summer watch. Owners appreciate its comfortable size, with one noting the 40mm variant as a "just right" fit, and others highlighting the attractive mineral bezels and throwback aesthetics of certain colorways. The watch features adequate lume on the dial and hands, with a green lume pip on the bezel, and a screw-down crown with decent grip. However, some criticisms have been raised. Reviewers and owners note a non-reflective crystal that can cause glare, mediocre lume in general, and excessive polishing on the case. The bracelet and clasp are frequently described as rattly and flimsy, with one owner finding the 19mm lug width too thin. There are also comments about a busy dial, ill-proportioned hands and indices, and a bezel that can be hard to read in certain light.

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