Seiko Cal. 3898 - 766

The 3898-766 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3898 caliber with 30j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-87e29f773199]

Also known as: Rally, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1968

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