Side by side

Glycine Airman WorldtimervsPhoibos Leviathan

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

Airman Worldtimer
GlycineAirman Worldtimer
MSRP $1,395
Leviathan
PhoibosLeviathan
MSRP $399

At a glance

19 of 29 specs differ
Diameter
Airman Worldtimer42mm
Leviathan40mm
Power Reserve
Airman Worldtimer
Leviathan40h
Water Resistance
Airman Worldtimer100m
Leviathan200m
MSRP
Airman Worldtimer$1,395
Leviathan$399

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
42mm
40mm
Thickness
14mm
13mm
Lug-to-Lug
48mm
Lug Width
22mm
20mm
Finish
Brushed and polished
Water Resistance
100m
200m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Yes
Indices
Applied
Lume
None
Super-LumiNova

Movement

6 specs
Caliber
RONDA 515
SII NH35
Type
Quartz
Automatic
Beat Rate
28,800 vph
Power Reserve
40h
Jewels
1
25
Complications
Date, World Time
None

Pricing

1 specs
MSRP
$1,395
$399

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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 Worldtimer

The Glycine Airman Worldtimer is widely appreciated for its classic pilot watch design and comfortable wearability, with owners specifically praising the 40mm GL1048's size and the 39mm Airman 18's legibility and build quality. The Airman 18's dial lume pips are noted as weaker than its hands, and some owners find the GMT hand on certain models difficult to read due to its thinness and lack of lume. Accuracy is generally acceptable, with one owner reporting no flaws and another noting a Sellita-based movement kept acceptable time. On balance, owners and reviewers rate the Glycine Airman Worldtimer highly for its faithful reproduction of a classic design and excellent value.

Phoibos Leviathan

Owners widely praise the Phoibos Leviathan for its excellent value, superb case finishing, and generous lume. The watch is described as visually striking, legible, and well-made, with a unique case design, sapphire crystal, and a comfortable FKM strap or excellent bracelet with a milled clasp and quick adjustments. Some owners note the bezel's staggered jimping can cause fingers to slip, and the beveled crystal can distort the view of indices. Accuracy varies, with one owner reporting losing 5-10 seconds per day without a winder, while others state it keeps accurate time out of the box. The watch is frequently described as heavy and thick, with some owners finding it too large for wrists smaller than 7.5 inches, although newer models feature an improved clasp for better comfort and functionality. Overall, owners rate the Phoibos Leviathan highly for its striking design and impressive finishing at an accessible price point.

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