Side by side

Citizen Promaster DivervsUnimatic Modello Uno UT1-BSTN Collab Diver

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

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What people say

Owners + reviewers, side by side

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

Citizen Promaster Diver

Owners widely praise the Citizen Promaster Diver for its lightweight titanium construction and comfortable wear, noting its handsome dial made from recycled materials and excellent specifications for the price. Some owners report a slightly misaligned bezel and chapter ring on their example, while others find the bezel action spongy and the bracelet subpar. The overall finish is described as unremarkable due to its brushed titanium. On balance, owners rate the Citizen Promaster Diver highly for its value and comfortable, lightweight titanium build.

From video reviewers

The Citizen Promaster Diver is praised for its high value as an ISO-certified diver under $500. Reviewers note the comfortable fit due to its slim profile. The lack of a day complication was mentioned as a drawback.

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

10 of 29 specs differ
Diameter
Promaster Diver41mm
Modello Uno UT1-BSTN Collab Diver41.5mm
Power Reserve
Promaster Diver
Modello Uno UT1-BSTN Collab Diver
Water Resistance
Promaster Diver200m
Modello Uno UT1-BSTN Collab Diver300m
MSRP
Promaster Diver$338
Modello Uno UT1-BSTN Collab Diver$680

Full specifications

Case

5 specs
Category
Diver
Diameter
41mm
41.5mm
Lug Width
20mm
0mm
Material
Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Dial Color
Blue
Black

Movement

2 specs
Caliber
Citizen E168
Seiko VH31
Type
Solar
Quartz

Pricing

1 specs
MSRP
$338
$680
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