Seiko Cal. 6648 - 575

The 6648-575 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6648 caliber with 25j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-701d3d9d3187]

Also known as: Sumo, Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1996

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