Seiko Cal. 3888 - 721

Seiko 3888-721

The 3888-721 is a sought-after Solar piece from Seiko's golden era. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-54fef23f7fc7]

Also known as: Goldfeather

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
46mm
Case Thickness
9.5mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Black
Jewels
31j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1976

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