Seiko Cal. 6648 - 148

The 6648-148 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6648 caliber with 36j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-f3ee72740a61]

Also known as: Sumo, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1980

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