Seiko Cal. 6620 - 352

The 6620-352 is a sought-after Hand-Winding piece from Seiko's golden era. With its 18mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-dadb07de677c]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1987

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