Seiko Cal. 5640 - 574

This Solar model from 1986 features a 39mm Two-Tone case. It features a Navy dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-75006d4d87dc]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1986

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