Seiko Cal. 3878 - 142

The 3878-142 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-57e034c30246]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1981

Related Models

• Seiko 6325-592
• Seiko 6169-597
• Seiko 3821-990
• Seiko 4574-586
• Seiko 7147-252
• Seiko 7135-196
• Seiko 4475-672
• Seiko 3899-810
• Seiko 4594-916
• Seiko 5662-492
• Seiko 5223-762
• Seiko 4411-809