Seiko Cal. 6613 - 590

This Solar model from 1983 features a 36mm Two-Tone case. It features a Green dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-6cb11f546066]

Also known as: Bullhead, UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1983

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