Seiko Cal. 6390 - 986

The Seiko 6390-986 represents an important milestone in Seiko's 1977 lineup. Powered by the 6390 caliber with 23j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-8646cf2314de]

Also known as: Panda, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1977

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