Seiko Cal. 6251 - 856

Seiko 6251-856

The Seiko 6251-856 represents an important milestone in Seiko's 1978 lineup. Powered by the 6251 caliber with 29j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-773d3b6d6fb4]

Also known as: Navigator, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
11.5mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
Cream
Jewels
29j
Frequency
36,000 bph
Power Reserve
44 hours
Year
1978

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