Seiko Cal. 6318 - 683

The 6318-683 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6318 caliber with 26j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-dd62ca681ea1]

Also known as: Monster, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1975

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