Seiko Cal. 5616 - 746

The 5616-746 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5616 caliber with 30j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-2e01e4725455]

Also known as: Samurai, Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1972

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