Seiko Cal. 7136 - 270

Seiko 7136-270

The Seiko 7136-270 represents an important milestone in Seiko's 1984 lineup. Powered by the 7136 caliber with 27j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-4a1a9c4e2a54]

Also known as: Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
43mm
Case Thickness
15.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
70m
Dial Color
Burgundy
Jewels
27j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1984

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