Seiko Cal. 7197 - 548

The 7197-548 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7197 caliber with 29j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-d1ae5c6e8db8]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1985

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