Seiko Cal. 6638 - 611

The 6638-611 is a sought-after Solar piece from Seiko's golden era. With its 19mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-8a7a590a618b]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1997

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