Seiko Cal. 5630 - 170

The 5630-170 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5630 caliber with 29j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-e82b4306580a]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1997

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