Side by side

Seiko Prospex SeavsVario 1918 Medic Brass

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

Prospex Sea
SeikoProspex Sea
MSRP $595
1918 Medic Brass
Vario1918 Medic Brass
MSRP $388

At a glance

13 of 29 specs differ
Diameter
Prospex Sea41.7mm
1918 Medic Brass40mm
Power Reserve
Prospex Sea41h
1918 Medic Brass40h
Water Resistance
Prospex Sea200m
1918 Medic Brass100m
MSRP
Prospex Sea$595
1918 Medic Brass$388

Full specifications

Case

6 specs
Category
Diver
Field
Diameter
41.7mm
40mm
Thickness
12.3mm
10mm
Lug-to-Lug
49.5mm
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

3 specs
Crystal
Hardlex
Domed Sapphire
Dial Color
Black
White
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

3 specs
Caliber
4R35
Seiko NH38A
Power Reserve
41h
40h
Jewels
23
25

Pricing

1 specs
MSRP
$595
$388

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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 and reviewers widely praise the Seiko Prospex Sea for its excellent value, robust build, and superior lume, with many noting its comfortable wearability and faithful design recreations. Some owners report the watch can feel big, thick, and heavy on smaller wrists, while others find the sizing perfect. The bezel action is frequently highlighted as smooth and precise, often exceeding that of less expensive models. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its impressive finishing and value proposition.

Vario 1918 Medic Brass

Owners widely praise the Vario 1918 Medic Brass for its crisp enamel dial, easy-to-read numerals, and cathedral hands, noting the brass case develops an attractive patina over time. However, the soft brass scratches easily, and one owner found the lume to be poor. Accuracy varies, with one example running slow by about 10 seconds per day and another owner deeming the Miyota 82s5 movement just okay. On balance, owners rate the Vario 1918 Medic Brass highly for its unique dial and the evolving character of its brass case.

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