Side by side

Spinnaker Croft 39 GMTvsYema Superman Slim CMM.20

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

Croft 39 GMT
SpinnakerCroft 39 GMT
MSRP $445
Superman Slim CMM.20
YemaSuperman Slim CMM.20
MSRP $2,372

At a glance

8 of 29 specs differ
Diameter
Croft 39 GMT39mm
Superman Slim CMM.2039mm
Power Reserve
Croft 39 GMT40h
Superman Slim CMM.2040h
Water Resistance
Croft 39 GMT100m
Superman Slim CMM.20300m
MSRP
Croft 39 GMT$445
Superman Slim CMM.20$2,372

Full specifications

Case

4 specs
Category
GMT
Diver
Thickness
13mm
9.95mm
Lug-to-Lug
47mm
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Red
Black

Movement

1 specs
Caliber
Seiko NH34A
Yema CMM.20

Pricing

1 specs
MSRP
$445
$2,372

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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.

Spinnaker Croft 39 GMT

Owners praise the Spinnaker Croft 39 GMT for its colorful design, NH34 GMT movement, and reasonable price, noting high-standard manufacturing on the case, bezel, and bracelet. One owner finds the 43mm case and 51mm lug-to-lug dimensions too large for the design, preferring a 39-40mm case size. A potential issue with the lume was noted by one user. On balance, owners value the Spinnaker Croft 39 GMT for its attractive design and build quality at its price point, though sizing is a point of contention for some.

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.

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