Seiko Cal. 5616 - 987

The 5616-987 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5616 caliber with 33j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-74aff1130a97]

Also known as: Monster, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1967

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