Seiko Cal. 6645 - 899

The 6645-899 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-2de365820f46]

Also known as: Pogue

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1971

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