Seiko Cal. 6647 - 355

The 6647-355 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6647 caliber with 18j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-8ab9949ccdc8]

Also known as: Panda, Silverwave

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1989

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