Seiko Silverware Z - 7546-605A and SQ 4004 (QZ)

and SQ 4004 (QZ)

0) SERIAL --- CASE SIZE WITHOUT CROWN 36mm CASE SIZE WITH CROWN 38mm CASE THICKNESS 11mm BETWEEN LUGS 18mm SERVICE Serviced STRAP Leather Strap

The most captivating feature is the original faceted "cut glass" crystal

This Grand Seiko embodies the pursuit of precision and beauty

is the Q&Q Quartz -2105-T17588-KT

Seiko Silverware Z - 7546-605A and SQ 4004 (QZ)With many different calibers, the Silverwave Quartz was definitely present in the seventies. At about half the price of a King Seiko, but above the Type II, a caliber like the 6030 inside a Silverwave case is very robust, more so than inside the Type II case. As such it was an early experiment by Seiko to make a water resistant watch that can take a punch. The tsunami caseback logo is used to denote specific attributes. It is used to signify a watch