Seiko Cal. 6391 - 842

The 6391-842 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6391 caliber with 36j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-6087c49a5e82]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1971

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