Seiko Cal. 6340 - 657

The 6340-657 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6340 caliber with 36j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-5c7792f556ae]

Also known as: Shogun

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1969

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