Seiko Cal. 6657 - 300

The 6657-300 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-6e0137e2e628]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1993

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