Seiko Cal. 6345 - 663

The 6345-663 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6345 caliber with 23j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-36125059286d]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1973

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