Seiko Cal. 5642 - 139

The Seiko 5642-139 represents an important milestone in Seiko's 1992 lineup. Powered by the 5642 caliber with 36j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-b1d9e956fc92]

Also known as: Panda, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1992

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