Seiko Cal. 6658 - 713

Released in 1979, the Cal. 6658 with design code 713 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-332361a39679]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1979

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