Seiko Cal. 7140 - 547

This Spring Drive model from 1973 features a 38mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-f004372bbb86]

Also known as: Turtle, Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1973

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