Seiko Cal. 3818 - 505

Seiko 3818-505

The 3818-505 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3818 caliber with 35j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-392eaf3b0bc3]

Also known as: Golden Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
40mm
Case Thickness
9.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
160m
Dial Color
Silver
Jewels
35j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1996

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