Seiko Cal. 6399 - 528

This Solar model from 1969 features a 34mm Two-Tone case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-85d58e973c0a]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1969

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