Side by side

Spinnaker CroftvsSinn U18

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

Croft
SpinnakerCroft
MSRP $219
U18
SinnU18
MSRP $3,488
What people say

Owners + reviewers, side by side

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

Spinnaker Croft

Owners and reviewers widely praise the Spinnaker Croft for its vibrant dial colors, chunky hands and bezel, and overall value, with one owner noting the Miyota 8218 movement and cyclops as appreciated features. Reviewers flag the bracelet and clasp as budget-friendly limitations, citing friction-fit pins, sharp edges, and a stiff security lock. On balance, owners and reviewers rate the Spinnaker Croft highly for its accessible skeletonized dive watch aesthetic and appealing design at its price point.

Sinn U18

The Sinn U18 is praised for its unique deep blue/green dial with three-dimensional oxygen bubbles that change with light, and its comfortable, easily adjustable bracelet. Owners find the watch stunning and a piece of history, appreciating the refined hands. The Sinn U18 features a 44mm, 15.5mm thick case made from German submarine steel, offering a 2000-meter dive specification and Sinn's Ar-Dehumidifying technology, powered by a Sellita SW300-1 movement. The case thickness is apparent, and the watch comes as a complete set with box and papers for $3,000-$3,680. On balance, owners and reviewers rate the Sinn U18 highly for its striking dial and robust build.

At a glance

15 of 29 specs differ
Diameter
Croft40mm
U1844mm
Power Reserve
Croft40h
U1842h
Water Resistance
Croft150m
U182,000m
MSRP
Croft$219
U18$3,488

Full specifications

Case

8 specs
Diameter
40mm
44mm
Thickness
14mm
15.5mm
Lug-to-Lug
47mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
high-strength
Finish
Brushed and polished
Water Resistance
150m
2000m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Elemental
Black
Indices
Applied

Movement

2 specs
Caliber
SII NH35A
SW300-1
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$219
$3,488
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