Seiko Cal. 6344 - 630

Seiko 6344-630

The 6344-630 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6344 caliber with 27j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-7216f475d5d7]

Also known as: Samurai, Sumo

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
43mm
Case Thickness
12.3mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Green
Jewels
27j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1980

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seikata-wm-7216f475d5d7