Seiko Cal. 6657 - 396

The Seiko 6657-396 represents an important milestone in Seiko's 1994 lineup. Powered by the 6657 caliber with 33j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-1f764ffe3661]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1994

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