Seiko Cal. 3828 - 471

Seiko 3828-471

The 3828-471 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-460cba297799]

Also known as: Monster, World Timer

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
13.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Navy
Jewels
20j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1982

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seikata-wm-460cba297799