Rolex, Oyster Perpetual, GMT Master, Superlative Chronometer, Officially Certified, Ref. 1675. Made in . Fine, two time zone, center seconds, self-winding, water-resistant, stainless steel wristwatch with date, 24-hour bezel and hand and a stainless steel Rolex riveted bracelet.
- Rolex, Oyster Perpetual, Submariner, 200m=660ft, Superlative Chronometer Officially Certified", Ref. 5512. Made in 1966. Fine and rare, center seconds, self-winding, water-resistant, stainless steel wristwatch.
- In 1959 Rolex introduced the reference 5512, the first Submariner to feature crown guards.
- Manufactured for approximately 15 years, the 5512 Submariner went through several changes during its production span.
- The present watch is an excellent example of a last generation 5512, with matte black dial and white printing, and a well-preserved case retaining thick lugs.