Seiko Cal. 3878 - 872

Released in 1997, the Cal. 3878 with design code 872 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-02cfe0545be5]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1997

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