Seiko Cal. 7143 - 682

The Seiko 7143-682 represents an important milestone in Seiko's 1987 lineup. Powered by the 7143 caliber with 28j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-03632694c5f4]

Also known as: Turtle, Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1987

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