Seiko Cal. 6398 - 111

The 6398-111 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6398 caliber with 20j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-a86996f8f0b1]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1972

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