Seiko Cal. 6662 - 278

The Seiko 6662-278 represents an important milestone in Seiko's 1974 lineup. It features a Silver dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-2be1d811bd91]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1974

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