Seiko Cal. 5638 - 793

Seiko 5638-793

The 5638-793 is a sought-after Solar piece from Seiko's golden era. Powered by the 5638 caliber with 19j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-32a2e28144a8]

Also known as: Golden Tuna, Arnie

Specifications

Movement
Solar
Case Material
Titanium
Case Width
36mm
Case Thickness
14.6mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Champagne
Jewels
19j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1978

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