Side by side

Citizen Series 8 880 GMT Gold-TonevsSinn U18

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

Series 8 880 GMT Gold-Tone
CitizenSeries 8 880 GMT Gold-Tone
MSRP $1,595
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.

Citizen Series 8 880 GMT Gold-Tone

The gold-tone Citizen Series 8 880 GMT features a "Root Beer"-like color scheme with a gradient white-to-black dial and gold accents, inspired by the Tokyo skyline. Reviewers note its chunky, angular case silhouette with short lugs and a bracelet with two shades of ion-plated gold. The bidirectional bezel has a serrated edge and clicks hourly, featuring a blue and black 24-hour scale. It offers GMT functionality with an independently jumping local hour hand and 100 meters of water resistance, powered by the Citizen 9054 automatic GMT movement. Lume is described as good but not as intense as a dive watch. At its price point, the pin-and-collar bracelet system lacking micro-adjustments is flagged as a drawback. Overall, reviewers highlight the unique color scheme and GMT functionality as key features of the Citizen Series 8 880 GMT Gold-Tone.

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
Series 8 880 GMT Gold-Tone41mm
U1844mm
Power Reserve
Series 8 880 GMT Gold-Tone50h
U1842h
Water Resistance
Series 8 880 GMT Gold-Tone100m
U182,000m
MSRP
Series 8 880 GMT Gold-Tone$1,595
U18$3,488

Full specifications

Case

9 specs
Category
GMT
Diver
Diameter
41mm
44mm
Thickness
12mm
15.5mm
Lug-to-Lug
46mm
Lug Width
20mm
22mm
Material
Gold
high-strength
Finish
Brushed and polished
Water Resistance
100m
2000m
Caseback
Solid

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Underside
Indices
Applied

Movement

2 specs
Caliber
9054
SW300-1
Power Reserve
50h
42h

Pricing

1 specs
MSRP
$1,595
$3,488
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