Seiko Cal. 6658 - 383

The Seiko 6658-383 represents an important milestone in Seiko's 1968 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-02552f380faa]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1968

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