Side by side

Seiko AstronvsVario 1918 SG60 Merlion Trench

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

Astron
SeikoAstron
MSRP $2,500
1918 SG60 Merlion Trench
Vario1918 SG60 Merlion Trench
MSRP $428

At a glance

13 of 29 specs differ
Diameter
Astron42mm
1918 SG60 Merlion Trench37mm
Power Reserve
Astron40h
1918 SG60 Merlion Trench40h
Water Resistance
Astron100m
1918 SG60 Merlion Trench100m
MSRP
Astron$2,500
1918 SG60 Merlion Trench$428

Full specifications

Case

6 specs
Category
GMT
Field
Diameter
42mm
37mm
Thickness
12.4mm
10mm
Lug-to-Lug
49.5mm
45mm
Lug Width
14mm
18mm
Material
Titanium
Stainless Steel

Crystal & Dial

3 specs
AR Coating
Super-clear coating
Inner
Dial Color
Black
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
5X83
Miyota 82s5
Type
Quartz
Automatic
Jewels
14
25

Pricing

1 specs
MSRP
$2,500
$428

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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.

Seiko Astron

Owners widely praise the Seiko Astron for its spectacular technology, solar-powered quartz movement, and GPS time synchronization, making it a convenient grab-and-go option. The watch is frequently noted for its comfortable and lightweight titanium build, with some models featuring well-finished cases and robust ceramic bezels. Reviewers and owners alike highlight the dial's dynamic and shiny appearance, with textured hour markers and high-contrast edges. Accuracy is generally considered good, with figures ranging from +/- 15 seconds per month to within 1/2 second per day, easily corrected by GPS signal. However, some owners note that DST requires manual adjustment and that automatic time syncing depends on proximity to radio wave towers. The price point is a concern for some, who feel it competes with luxury watches without the same aesthetic appeal. One owner pointed out minimal lume and a slight misalignment of the minute hand on their model.

Vario 1918 SG60 Merlion Trench

The Vario 1918 SG60 Merlion Trench is widely seen as a commemorative keepsake, particularly for those celebrating Singapore's 60th anniversary or born in 1965. Reviewers note its vibrant red enamel dial and 37mm steel case with fixed wire lugs, along with 100m water resistance. One owner reported the watch is "patina-ing well" after three years, and the Miyota 82S5 movement is considered a reliable, cost-effective base. Overall, owners and reviewers appreciate the Vario 1918 SG60 Merlion Trench as a unique souvenir and tribute piece, with its distinctive enamel dial being a key draw.

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