Seiko Cal. 5639 - 275

Seiko 5639-275

This Solar model from 1990 features a 36mm Gold-Plated case. With its 21mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-3abd9a761487]

Also known as: Sumo, Bellmatic

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
15.7mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Black
Jewels
24j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1990

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seikata-wm-3abd9a761487