Seiko Cal. 6616 - 440

This Solar model from 1975 features a 42mm Gold-Plated case. With its 21mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-fa6d558f57aa]

Also known as: Tuna, Panda

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1975

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