Seiko Cal. 7138 - 853

Seiko 7138-853

The Seiko 7138-853 represents an important milestone in Seiko's 1983 lineup. Powered by the 7138 caliber with 19j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-f52e711fa4eb]

Also known as: Tuna

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
46mm
Case Thickness
9.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
70m
Dial Color
Champagne
Jewels
19j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1983

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