Side by side

Glycine Airman WorldtimervsYema Superman Slim CMM.20

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

Airman Worldtimer
GlycineAirman Worldtimer
MSRP $1,395
Superman Slim CMM.20
YemaSuperman Slim CMM.20
MSRP $2,372
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.

Yema Superman Slim CMM.20

Owners and reviewers praise the Yema Superman Slim CMM.20 for its appealing retro design, balanced 39mm case, and in-house CMM.20 micro-rotor movement, with some finding the fish scale bracelet attractive. Concerns exist regarding its $2500/€2,490 MSRP, with some owners questioning its value and noting the potential for QC issues or a "jittery" seconds hand attributed to the new movement. The bracelet's articulation and stamped clasp draw criticism, though some owners report it improves with wear. Overall, owners and reviewers appreciate the Yema Superman Slim CMM.20's vintage styling and unique micro-rotor movement, but its value proposition and some finishing details are points of contention.

At a glance

19 of 29 specs differ
Diameter
Airman Worldtimer42mm
Superman Slim CMM.2039mm
Power Reserve
Airman Worldtimer
Superman Slim CMM.2040h
Water Resistance
Airman Worldtimer100m
Superman Slim CMM.20300m
MSRP
Airman Worldtimer$1,395
Superman Slim CMM.20$2,372

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
42mm
39mm
Thickness
14mm
9.95mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
300m
Caseback
Solid

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Flat
AR Coating
Inner
Indices
Applied

Movement

6 specs
Caliber
RONDA 515
Yema CMM.20
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
$2,372
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