Seiko Cal. 3898 - 997

Seiko 3898-997

The 3898-997 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3898 caliber with 18j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-1affaf6f8852]

Also known as: Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
36mm
Case Thickness
13.7mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
18j
Frequency
28,800 bph
Power Reserve
38 hours
Year
1995

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