Side by side

Grand Seiko SBGJ237vsYema Wristmaster Slim Small Seconds CMM.29

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

SBGJ237
Grand SeikoSBGJ237
MSRP $7,600
Wristmaster Slim Small Seconds CMM.29
YemaWristmaster Slim Small Seconds CMM.29
MSRP $2,249

At a glance

10 of 29 specs differ
Diameter
SBGJ23744.2mm
Wristmaster Slim Small Seconds CMM.2939mm
Power Reserve
SBGJ23755h
Wristmaster Slim Small Seconds CMM.2940h
Water Resistance
SBGJ237200m
Wristmaster Slim Small Seconds CMM.29100m
MSRP
SBGJ237$7,600
Wristmaster Slim Small Seconds CMM.29$2,249

Full specifications

Case

6 specs
Category
GMT
Dress
Diameter
44.2mm
39mm
Thickness
14.4mm
9mm
Lug-to-Lug
50.6mm
Lug Width
21mm
20mm
Water Resistance
200m
100m

Crystal & Dial

1 specs
AR Coating
Yes
Inner

Movement

2 specs
Caliber
9S86
Yema CMM.29
Power Reserve
55h
40h

Pricing

1 specs
MSRP
$7,600
$2,249

Follow this matchup

Get a note when Grand Seiko SBGJ237 vs Yema Wristmaster Slim Small Seconds CMM.29 gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Grand Seiko SBGJ237

Grand Seiko SBGJ237 owners and reviewers praise its impeccable finishing, Hi-Beat 36,000vph movement, and functional GMT complication. The watch is noted for its good value at €7,000, featuring a stainless steel bracelet with alternating brushed and polished surfaces, and a sapphire bezel with a day/night indicator. Reviewers highlight the lovely lume and the bezel's vintage-inspired, asymmetric color split, which uses LumiBrite for low-light legibility. The 9S86 Hi-Beat movement offers impressive accuracy of -5 to +3 seconds per day and a 55-hour power reserve. The SBGJ237 boasts 200-meter water resistance. However, the 44.2mm case size, measuring 14.4mm thick, may require slightly larger wrists, and its elevated crystal and less prominent bezel contribute to a thickness that might feel less substantial in person. Overall, owners and reviewers highly regard the Grand Seiko SBGJ237 for its combination of finishing, movement technology, and GMT functionality at its price point.

Yema Wristmaster Slim Small Seconds CMM.29

Owners widely praise the Yema Wristmaster Slim Small Seconds CMM.29 for its slim 9.5mm case, unique nature-inspired dial, and brushed steel finish. The micro-rotor movement is noted for its 4Hz beat rate and 42-hour power reserve, regulated to -/+ 10 seconds per day. Some owners report concerns regarding the movement and warranty process, while a reviewer questioned the value proposition at its price point and noted minor finishing inconsistencies on a prototype. On balance, the Yema Wristmaster Slim Small Seconds CMM.29 is highly regarded by owners for its distinctive design and comfortable wearability.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.