Seiko Cal. 3842 - 657

The Seiko 3842-657 represents an important milestone in Seiko's 1968 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-e0812f769d8e]

Also known as: Silverwave, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

29j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1968

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