Aigi Watches GRUVEBUSvsSheffield SUPERPRODUCTION
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.

GRUVEBUS

SUPERPRODUCTION
Diameter
40mm
40mm
Lug-to-Lug
n/a
48mm
Thickness
12.3mm
lowest
12.6mm
Water Resistance
200m
200m
Power Reserve
n/a
38h
MSRP
$1,095
n/a
Movement
Sellita SW200-1
Sellita SW200-1
Case
2 specsCrystal & Dial
2 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
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.
Owners widely praise the Sheffield SUPERPRODUCTION for its attractive blue dial and overall quality at an affordable price. The bezel action is generally well-regarded, though one owner suggests it could be crisper. The Sellita SW200-1 movement is reported to be accurate, with one owner observing a gain of 3 seconds over 24 hours. The 40mm case is noted by one owner to feel smaller than expected, and the crown is described as finicky and tight for winding and setting. On balance, owners rate the Sheffield SUPERPRODUCTION highly for its dial and value proposition, despite minor criticisms of the crown and case size perception.
Similar watches
Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.
Also compared
Comparisons nearby in the catalog: alternatives to the watches above paired against the matchup.












