Side by side

Glycine Airman GMT Dual TimevsZelos Spearfish GMT

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

Airman GMT Dual Time
GlycineAirman GMT Dual Time
MSRP $1,095
Spearfish GMT
ZelosSpearfish GMT
MSRP $999

At a glance

18 of 29 specs differ
Diameter
Airman GMT Dual Time42mm
Spearfish GMT40mm
Power Reserve
Airman GMT Dual Time
Spearfish GMT40h
Water Resistance
Airman GMT Dual Time200m
Spearfish GMT200m
MSRP
Airman GMT Dual Time$1,095
Spearfish GMT$999

Full specifications

Case

6 specs
Diameter
42mm
40mm
Lug-to-Lug
40mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Blue
Frost
Indices
Applied
Lume
Luminous
None

Movement

6 specs
Caliber
Sellita SW330-2
Type
Quartz
Automatic
Beat Rate
28,800 vph
Power Reserve
40h
Jewels
5
25
Complications
GMT, Date, Dual Time
None

Pricing

1 specs
MSRP
$1,095
$999

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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 Airman GMT Dual Time

The Glycine Airman GMT Dual Time is praised for its comfortable size, attractive aesthetics, blue AR-coated sapphire crystal, and value as a "grab 'n' go" quartz piece. Owners appreciate its classic pilot design and wearability, with some finding it fits well under a shirt cuff and looks more expensive on a mesh bracelet. However, some find the dual GMT hands redundant and less intuitive than a purist 24-hour dial, with the GMT hand's similarity to the minute hand causing frustration for some. Legibility is a concern for some owners, who note the dark Arabic numerals on the black dial can be hard to see in less than ideal light, though the luminous hands are considered amazing. On balance, owners and reviewers rate the Glycine Airman GMT Dual Time highly for its classic design and comfortable wearability, despite some legibility and GMT hand usability concerns.

Zelos Spearfish GMT

The Zelos Spearfish GMT is widely praised for its exceptional value, with reviewers highlighting its superb finishing, flawless machining, and a tool-less micro-adjustment clasp that exceeds its price point. It features a La Joux-Perret G100 movement with a 68-hour power reserve, achieving an average accuracy of +2.6 seconds per day, or a Miyota 9075 movement offering flier-style GMT functionality. The 40mm case and bidirectional 48-click ceramic bezel are well-executed, though one reviewer noted a minor compromise in the end link fit. Overall, owners and reviewers rate the Zelos Spearfish GMT highly for its impressive finishing and value proposition.

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