Seiko Cal. 6154 - 713

This Spring Drive model from 1987 features a 42mm Hardlex-Coated Steel case. Powered by the 6154 caliber with 27j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-03d754be0dc8]

Also known as: Turtle, Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1987

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