Seiko Cal. 5637 - 939

Seiko 5637-939

The 5637-939 is a sought-after Kinetic piece from Seiko's golden era. With its 18mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-b97824605d27]

Also known as: Navigator, Baby Tuna

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
9.9mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
30m
Dial Color
Navy
Jewels
36j
Frequency
36,000 bph
Power Reserve
50 hours
Year
1989

Related Models

seikata-wm-b97824605d27