Seiko Cal. 3878 - 732

The 3878-732 is a sought-after Solar piece from Seiko's golden era. With its 18mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-df34daabadd6]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1999

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