Seiko Cal. 5661 - 213

Seiko 5661-213

The 5661-213 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5661 caliber with 20j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-eea22a6b1f40]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
40mm
Case Thickness
14.4mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
White
Jewels
20j
Frequency
28,800 bph
Power Reserve
51 hours
Year
1978

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