Seiko Cal. 3879 - 505

The 3879-505 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-df0875b9dbdf]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1975

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