Seiko Cal. 4476 - 616

Seiko 4476-616

This Hand-Winding model from 1968 features a 46mm Stainless Steel case. Powered by the 4476 caliber with 28j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-3ada12473c91]

Also known as: Sumo, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
12.7mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
130m
Dial Color
Green
Jewels
28j
Frequency
28,800 bph
Power Reserve
52 hours
Year
1968

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seikata-wm-3ada12473c91