Minus-8 Diver 1T SolarvsOntic Utility 40

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.

Minus-8 Diver 1T Solar at true scale

Diver 1T Solar

Ontic Utility 40 at true scale

Utility 40

Diameter

42mm

40mm

Lug-to-Lug

49.2mm

46mm

lowest

Thickness

13.2mm

12mm

lowest

Water Resistance

200m

300m

highest

MSRP

$348

lowest

$799

Movement

Seiko AS01

Solar

Case

5 specs
Diameter
42mm
40mm
Thickness
13.15mm
12mm
Lug-to-Lug
49.2mm
46mm
Lug Width
20mm
n/a
Water Resistance
200m
300m

Movement

1 specs
Caliber
Seiko AS01
n/a

Pricing

1 specs
MSRP
$348
$799
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.

Minus-8 Diver 1T Solar

The Minus-8 Diver 1T Solar is a tool-watch praised for its futuristic, digital-inspired aesthetic and grade 2 titanium case with a matte sandblast finish. Owners and reviewers highlight its value and the convenience of the solar-powered Seiko AS01 movement. However, the bezel action is described as flimsy, and the stamped steel folding clasp on the titanium bracelet lacks precision. On balance, owners and reviewers rate the Minus-8 Diver 1T Solar highly for its unique design and solar titanium build at the price point.

Ontic Utility 40

Owners widely appreciate the Ontic Utility 40's 40mm titanium case, which is hardened for scratch resistance, and its functional dial with ample Super-LumiNova. The solar-powered quartz movement is seen as a practical choice for reliability, though some prefer mechanical movements for tool watches. Some owners find the price high compared to other titanium solar dive watches. On balance, owners and reviewers rate the Ontic Utility 40 highly for its durable titanium construction and practical solar-quartz movement.