Seiko Cal. 6390 - 393

Released in 1979, the Cal. 6390 with design code 393 was part of Seiko's domestic market collection. It features a Silver dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-0ae5dd08a951]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1979

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