Seiko Cal. 6331 - 139

The Seiko 6331-139 represents an important milestone in Seiko's 1993 lineup. With its 18mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-ec06887cf4f2]

Also known as: Panda

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1993

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