Seiko Cal. 5639 - 995

The Seiko 5639-995 represents an important milestone in Seiko's 1970 lineup. Powered by the 5639 caliber with 23j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-0311f27df52b]

Also known as: Panda

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1970

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