Side by side

Glycine Combat Sub Sport GMTvsZelos Hammerhead (Tantalum LE)

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
Hammerhead (Tantalum LE)
ZelosHammerhead (Tantalum LE)
MSRP $1,499

At a glance

18 of 29 specs differ
Diameter
Combat Sub Sport GMT42mm
Hammerhead (Tantalum LE)44mm
Power Reserve
Combat Sub Sport GMT48h
Hammerhead (Tantalum LE)40h
Water Resistance
Combat Sub Sport GMT200m
Hammerhead (Tantalum LE)300m
MSRP
Combat Sub Sport GMT$2,995
Hammerhead (Tantalum LE)$1,499

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
42mm
44mm
Thickness
10.85mm
13mm
Lug-to-Lug
44mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
Water Resistance
200m
300m
Caseback
Solid

Crystal & Dial

6 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Blue
Tantalum LE
Indices
Applied
Lume
Luminous
None

Movement

3 specs
Caliber
SW330-2
Seiko NH35
Power Reserve
48h
40h
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$2,995
$1,499

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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.

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.

Zelos Hammerhead (Tantalum LE)

The Zelos Hammerhead (Tantalum LE) features a forged carbon dial and bezel insert with infused lume. On balance, owners and reviewers rate the Zelos Hammerhead (Tantalum LE) highly for its unique material composition and substantial feel.

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