Seiko Cal. 3857 - 513

Seiko 3857-513

The 3857-513 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-6dfca9db08c9]

Also known as: Turtle, Helmet

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Navy
Jewels
30j
Frequency
36,000 bph
Power Reserve
46 hours
Year
1970

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