Seiko Cal. 6328 - 905

The 6328-905 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6328 caliber with 17j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-cfffa554811d]

Also known as: Sumo, Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1997

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