Side by side

Glycine Airman Worldtimer GMT Dual TimevsPhoibos Reef Master

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

Reef Master
PhoibosReef Master
MSRP $335

At a glance

20 of 29 specs differ
Diameter
Airman Worldtimer GMT Dual Time40mm
Reef Master42mm
Power Reserve
Airman Worldtimer GMT Dual Time
Reef Master40h
Water Resistance
Airman Worldtimer GMT Dual Time100m
Reef Master200m
MSRP
Airman Worldtimer GMT Dual Time$995
Reef Master$335

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
40mm
42mm
Thickness
12mm
13mm
Lug-to-Lug
48mm
Lug Width
20mm
22mm
Finish
Brushed and polished
Water Resistance
100m
200m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Ivory
Green
Indices
Applied
Lume
None
Super-LumiNova

Movement

6 specs
Caliber
RONDA 515.24H
SII NH38
Type
Quartz
Automatic
Beat Rate
28,800 vph
Power Reserve
40h
Jewels
1
25
Complications
GMT, Date, World Time
None

Pricing

1 specs
MSRP
$995
$335

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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 GMT Dual Time

Owners widely praise the Glycine Airman Worldtimer GMT Dual Time for its comfortable 40mm size, attractive aesthetics, blue GMT hand, sapphire crystal with blue AR coating, and locking bezel. Some owners find it a significant improvement over previous Airman models, with one reporting good timekeeping. However, the dual 24-hour and GMT hands are noted by some as making local time setting less intuitive than a purist 24-hour dial. On balance, owners and reviewers appreciate the Glycine Airman Worldtimer GMT Dual Time for its comfortable wearability and classic design elements.

Phoibos Reef Master

Owners widely praise the Phoibos Reef Master for its exceptional value, highlighting its sapphire crystal, DLC coating, and extensive BGW9 lume. The watch is noted for its cool lume, with one owner finding it not bulky despite its robust build. The Shamrock Green dial and texture are highly praised, as is the comfortable bracelet with solid end links. However, the bezel action is described as rough, and the basic folding clasp is a disappointment. Accuracy is reported as excellent, with one owner seeing +-2 sec/day. Some find the 42mm size almost too big for their wrists, and the date window is considered too small. Overall, owners rate the Phoibos Reef Master highly for its impressive feature set and value at its price point.

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