Seiko Cal. 6220 - 684

The Seiko 6220-684 represents an important milestone in Seiko's 1981 lineup. Powered by the 6220 caliber with 20j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-b83f4384654e]

Also known as: Crown, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1981

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