Seiko Cal. 6638 - 290

Seiko 6638-290

The 6638-290 is a sought-after Solar piece from Seiko's golden era. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-a69ca5c083c7]

Also known as: Bellmatic

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
9.4mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
White
Jewels
36j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1998

Related Models

seikata-wm-a69ca5c083c7