Seiko Cal. 6312 - 820

Seiko 6312-820

The 6312-820 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6312 caliber with 27j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-4453a9d53bb9]

Also known as: Turtle, Panda

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
45mm
Case Thickness
13.3mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Silver
Jewels
27j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1974

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