Seiko Cal. 6347 - 964

The 6347-964 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-0e353a4c0a79]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1978

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