Seiko Cal. 6664 - 621

Seiko 6664-621

This Solar model from 1965 features a 38mm Two-Tone case. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-1b4403cba704]

Also known as: Samurai, Helmet

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
38mm
Case Thickness
8.9mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Burgundy
Jewels
29j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1965

Related Models

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