Side by side

Glycine Combat Sub Sport GMTvsTissot Seastar 1000 Powermatic 80 GMT

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

Combat Sub Sport GMT
GlycineCombat Sub Sport GMT
MSRP $2,995
Seastar 1000 Powermatic 80 GMT
TissotSeastar 1000 Powermatic 80 GMT
MSRP $1,375

At a glance

15 of 29 specs differ
Diameter
Combat Sub Sport GMT42mm
Seastar 1000 Powermatic 80 GMT46mm
Power Reserve
Combat Sub Sport GMT48h
Seastar 1000 Powermatic 80 GMT80h
Water Resistance
Combat Sub Sport GMT200m
Seastar 1000 Powermatic 80 GMT300m
MSRP
Combat Sub Sport GMT$2,995
Seastar 1000 Powermatic 80 GMT$1,375

Full specifications

Case

6 specs
Diameter
42mm
46mm
Thickness
10.85mm
15.4mm
Lug-to-Lug
46mm
Finish
Brushed and polished
Water Resistance
200m
300m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Domed
AR Coating
Yes
Dial Color
Blue
Black
Indices
Indexes
Lume
Luminous
Super-LumiNova ®

Movement

3 specs
Caliber
SW330-2
Powermatic 80
Power Reserve
48h
80h
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$2,995
$1,375

Follow this matchup

Get a note when Glycine Combat Sub Sport GMT vs Tissot Seastar 1000 Powermatic 80 GMT gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Glycine Combat Sub Sport GMT

Owners widely praise the Glycine Combat Sub Sport GMT for its solid build, slim wearability, and value, with many noting its comfortable fit due to curved lugs and thin case. Reviewers highlight its classic design, unique dial, and legible date window, while some owners report excellent bezel action and accuracy under +1 second per day after regulation. A minor criticism is a slightly off-color lume pip on the chapter ring, and one owner notes sub-par lume and inconsistent power reserve not always reaching 42 hours. On balance, owners and reviewers rate the Glycine Combat Sub Sport GMT highly for its comfortable wearability and value at the price point.

Tissot Seastar 1000 Powermatic 80 GMT

Owners widely praise the Tissot Seastar 1000 Powermatic 80 GMT for its excellent build quality, smooth winding feel, and the reliable Powermatic 80 movement providing an 80-hour power reserve. Reviewers highlight its remarkable value under $700, comfortable wearability, and appealing case/dial ratio. Some owners note the bezel's functionality for tracking a second time zone and the need to adjust the hour hand for date setting, a characteristic of its "True" GMT function. The rubber strap is considered comparable to those found on significantly more expensive watches. However, concerns exist regarding the movement's serviceability due to potential plastic components and reliance on Swatch Group service centers. Some find the bezel font and dial spacing unappealing, while others question the mineral glass bezel insert as a cost-cutting measure compared to ceramic. Accuracy is generally reported as good, though not COSC certified, and lume intensity is described as average by one owner.

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.

Adjacent matchups

People also compared

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