Seiko Cal. 6616 - 393

The 6616-393 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6616 caliber with 33j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-c9f0ab4624dd]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1995

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