Seiko Cal. 6645 - 882

The 6645-882 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-23302cf8f3d9]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1965

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