Seiko Cal. 3817 - 978

Seiko 3817-978

The 3817-978 is a sought-after Automatic piece from Seiko's golden era. It features a White dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-d15b182f0a74]

Also known as: Monster, Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
15.4mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
170m
Dial Color
White
Jewels
36j
Frequency
21,600 bph
Power Reserve
65 hours
Year
1999

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