Aigi Watches GruvebusvsYema Superman Dato CMM.10

lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures

Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Aigi Watches Gruvebus at true scale

Gruvebus

Yema Superman Dato CMM.10 at true scale

Superman Dato CMM.10

Diameter

40mm

39.5mm

Thickness

12.3mm

11.8mm

lowest

Water Resistance

200m

300m

highest

MSRP

$1,095

lowest

$1,777

Movement

Sellita SW200-1

Yema CMM.10

Case

5 specs
Diameter
40mm
39.5mm
Thickness
12.3mm
11.85mm
Lug-to-Lug
n/a
n/a
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
black
39.5mm Automatic

Movement

1 specs
Caliber
Sellita SW200-1
Yema CMM.10

Pricing

1 specs
MSRP
$1,095
$1,777
Keep your wishlist and collection together in the appExplore the app

Reviews

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

Aigi Watches Gruvebus

Owners widely praise the Aigi Watches GRUVEBUS for its legibility and the unique coal-pressed dial motif, with some comparing its character to Grand Seiko. The watch features GTLS tubes for luminescence and a hardened steel 40mm case, powered by a Sellita SW200-1 automatic movement and offering 200m water resistance. Some owners report receiving the watch with a Miyota 9015 movement upgrade. One owner notes the Jubilee-style bracelet as a luxurious touch for a tool watch, while another finds the 40mm case size and 49mm lug-to-lug measurement to be chunky. On balance, owners and reviewers find the Aigi Watches GRUVEBUS to be a decent tool watch for its price, with its unique dial and legibility being key strengths.

Yema Superman Dato CMM.10

Owners report accuracy ranging from -3 to +5/-3 seconds per day. One owner notes the bezel lock reduces fidget factor, while another reviewer considers the mechanism flimsy. The Yema Superman Dato CMM.10 offers excellent value at $1,790, featuring a distinct fishscale bracelet and a customized in-house CMM.10 movement with a 70-hour power reserve. Overall, owners rate the Yema Superman Dato CMM.10 highly for its value and in-house movement.