Seiko Cal. 5620 - 157

The 5620-157 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5620 caliber with 27j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-bc52dc1dccc8]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1996

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