Seiko Cal. 5640 - 108

The Seiko 5640-108 represents an important milestone in Seiko's 1975 lineup. Powered by the 5640 caliber with 32j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-56c4c1d65a95]

Also known as: Panda, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1975

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