Seiko Cal. 6632 - 658

The 6632-658 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6632 caliber with 17j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-aac4d5a1bc59]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1980

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