Seiko Cal. 4560 - 140

Seiko 4560-140

The Seiko 4560-140 represents an important milestone in Seiko's 1979 lineup. Powered by the 4560 caliber with 28j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-8971c11a1d6a]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
39mm
Case Thickness
9.2mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Black
Jewels
28j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1979

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