Side by side

Spinnaker Spence 300vsUnimatic Modello Uno UT1-BSTN Collab Diver

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

What people say

Owners + reviewers, side by side

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

Spinnaker Spence 300

The Spinnaker Spence 300 is widely praised for its slim 10.9mm case and 40mm diameter, offering a comfortable and uncommon thin diver design at its price point. Reviewers and owners highlight its value, especially below $350, and its blend of retro design with modern specifications, including a 300m depth rating and a fully indexed bezel. Some owners, however, find the dial printing and bracelet finishing to be less refined, with one noting the bracelet's male end links as a drawback. The consensus is that the Spinnaker Spence 300 is highly regarded for its exceptional value and wearable dimensions, making it a strong contender for an everyday sports watch.

From video reviewers

The watch's thin 10.9mm profile for a 300m diver is a key strength. No shared weakness was identified.

Unimatic Modello Uno UT1-BSTN Collab Diver

The Unimatic Modello Uno UT1-BSTN Collab Diver is widely praised for its robust, tool-watch design and utilitarian features, including MIL-STD-810H shock resistance and individually pressure-tested cases. Reviewers highlight the sandblasted 41.5mm steel case with its masculine, monolithic feel and bold lugs, as well as the legible dial. The Seiko VH31 mecaquartz movement provides quartz accuracy with a sweeping seconds hand, and the watch boasts 300m water resistance. One reviewer notes a lack of contrast between the luminous indexes and the dial, and another points out the crystal's lack of AR-coating as a hint at its price point. Overall, reviewers rate the Unimatic Modello Uno UT1-BSTN Collab Diver highly for its rugged build and practical, entry-level tool watch appeal.

At a glance

11 of 29 specs differ
Diameter
Spence 30040mm
Modello Uno UT1-BSTN Collab Diver41.5mm
Power Reserve
Spence 300
Modello Uno UT1-BSTN Collab Diver
Water Resistance
Spence 300300m
Modello Uno UT1-BSTN Collab Diver300m
MSRP
Spence 300$650
Modello Uno UT1-BSTN Collab Diver$680

Full specifications

Case

6 specs
Category
Diver
Diameter
40mm
41.5mm
Thickness
11.5mm
0mm
Lug-to-Lug
48mm
0mm
Lug Width
20mm
0mm
Material
316L Stainless Steel

Crystal & Dial

2 specs
Crystal
Sapphire
Dial Color
Aquamarine
Black

Movement

2 specs
Caliber
NH35
Seiko VH31 (quartz)
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$650
$680
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