Seiko Cal. 6288 - 635

This Spring Drive model from 1978 features a 38mm Two-Tone case. It features a Green dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-682443c343fd]

Also known as: Turtle, Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

35j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1978

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