Seiko Cal. 7121 - 478

Seiko 7121-478

The Seiko 7121-478 represents an important milestone in Seiko's 1987 lineup. Powered by the 7121 caliber with 22j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-e1045dede28d]

Also known as: Turtle, Baby Tuna

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
41mm
Case Thickness
8.6mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
Silver
Jewels
22j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1987

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