Seiko Cal. 6643 - 239

This Solar model from 1965 features a 42mm Two-Tone case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-154e746db41c]

Also known as: Monster, Panda

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1965

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