Side by side

Seiko Prospex SeavsVario 1918 SG60 Merlion Trench

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

Prospex Sea
SeikoProspex Sea
MSRP $900
1918 SG60 Merlion Trench
Vario1918 SG60 Merlion Trench
MSRP $428

At a glance

14 of 29 specs differ
Diameter
Prospex Sea41mm
1918 SG60 Merlion Trench37mm
Power Reserve
Prospex Sea70h
1918 SG60 Merlion Trench40h
Water Resistance
Prospex Sea200m
1918 SG60 Merlion Trench100m
MSRP
Prospex Sea$900
1918 SG60 Merlion Trench$428

Full specifications

Case

6 specs
Category
Diver
Field
Diameter
41mm
37mm
Thickness
12.3mm
10mm
Lug-to-Lug
46.9mm
45mm
Lug Width
20mm
18mm
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

3 specs
Caliber
6R35
Miyota 82s5
Power Reserve
70h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$900
$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 Prospex Sea

Owners widely praise the Seiko Prospex Sea for its excellent lume, robust build, and value, with many highlighting the comfortable 4 o'clock crown and reliable movements. Reviewers note impressive case finishing and attractive dials, with specific models lauded for their gradient blue designs and smooth bezel actions. Accuracy figures vary, with one owner reporting +9 seconds/day after demagnetization, while others find the watches to be good first "proper" watches. Some owners find the stock rubber straps uncomfortable or the overall size substantial on smaller wrists. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its combination of strong dive watch functionality and appealing design at its price point.

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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