Side by side

Seiko 5KXvsVario 1918 Medic Brass

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

5KX
Seiko5KX
MSRP $350
1918 Medic Brass
Vario1918 Medic Brass
MSRP $388

At a glance

13 of 29 specs differ
Diameter
5KX42.5mm
1918 Medic Brass40mm
Power Reserve
5KX41h
1918 Medic Brass40h
Water Resistance
5KX100m
1918 Medic Brass100m
MSRP
5KX$350
1918 Medic Brass$388

Full specifications

Case

6 specs
Category
Diver
Field
Diameter
42.5mm
40mm
Thickness
13.4mm
10mm
Lug-to-Lug
46mm
48mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

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

Movement

3 specs
Caliber
4R36
Seiko NH38A
Power Reserve
41h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$350
$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 5KX

Owners widely praise the Seiko 5 Sports SKX series for its strong lume and comfortable wearability, with many noting its compact feel due to a short lug-to-lug length. The NH36 movement's accuracy varies, with typical performance between +/-5 to 10 seconds per day, though some report better. A lack of screw-down crown and ISO certification are noted drawbacks for its water resistance. Some owners find the bracelet to be of cheaper construction with hollow links, and a few have reported quality control issues. The consensus is that the Seiko 5 Sports SKX series offers good value for its price, appealing to those who appreciate its tool-like nature and iconic lineage.

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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