Seiko Cal. 3878 - 405

Seiko 3878-405

The Seiko 3878-405 represents an important milestone in Seiko's 1990 lineup. Powered by the 3878 caliber with 34j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-4fa9d39a7cf5]

Also known as: Silverwave, Baby Tuna

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
15.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Burgundy
Jewels
34j
Frequency
36,000 bph
Power Reserve
65 hours
Year
1990

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