Seiko Cal. 6640 - 208

The 6640-208 is a sought-after Hand-Winding piece from Seiko's golden era. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-2dfef72dc5c5]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1972

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