Seiko Cal. 6310 - 264

Seiko 6310-264

The Seiko 6310-264 represents an important milestone in Seiko's 1979 lineup. Powered by the 6310 caliber with 30j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-4ae2b6dba162]

Also known as: Monster, Helmet

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
11.7mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
170m
Dial Color
Navy
Jewels
30j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1979

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seikata-wm-4ae2b6dba162