Seiko Cal. 6647 - 470

The 6647-470 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6647 caliber with 26j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-6ff67d2f4c6b]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1997

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