Seiko Cal. 6665 - 374

The Seiko 6665-374 represents an important milestone in Seiko's 1973 lineup. It features a Black dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-02e43c43a3c7]

Also known as: Silverwave

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1973

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