Audemars Piguet 6009ST Royal Oak 1980s

Audemars Piguet Ref. 6009ST – The Rectangular Royal Oak Alternative (Mid-1980s)

Here we have a beautifully designed Audemars Piguet Ref. 6009ST. Despite its unmistakable bracelet and design language, Audemars Piguet never officially called this model a Royal Oak. Instead, it was simply offered as part of the 'Quartz Line'—a fascinating chapter in the brand's history that translated Gérald Genta's integrated bracelet philosophy into elegant rectangular forms.

Our particular Ref. 6009ST features a 29 mm stainless steel case, an unsigned crown, and a stunning dark grey Petite Tapisserie dial with classic stick hands and hour markers. For collectors who appreciate the Royal Oak aesthetic but prefer the clean geometry of a rectangular case, few references strike the balance quite as well.

The fully integrated stainless steel bracelet gives the watch the same unmistakable architectural character as its octagonal sibling, while the slimmer profile and softer proportions make it an exceptionally elegant everyday companion.

Powered by the reliable Audemars Piguet Cal. 2502 quartz movement, this reference represents the manufacture's embrace of high-end quartz technology during the 1980s without compromising on finishing or design.

A rare and increasingly collectible Audemars Piguet—combining integrated bracelet design, understated elegance, and the unmistakable DNA of the Royal Oak era.

- wrist size in our picture is 18cm circumference -

DIAL:

• original never touched dark grey tapisserie dial in flawless condition
• original hands & crown
  

BRACELET & BUCKLE:

• the original Audemars Piguet stainless steel "Royal Oak" bracelet is fitting up to 19.5cm wrist size (links can be removed)/ 2.3 mm thick
  
• stainless steel Audemars Piguet clasp

CASE:

• excellent overall condition, showing very minor traces of use
  
• 3- body stainless steel case with screw down case back
  
• 29 mm (without crown) / 38 mm (lug-to-lug) / 20 mm (between lugs) / 6.4 mm thick
  
• Year: mid 1980s
• reference: 6009ST
• total weight: 69 g

MOVEMENT:

• Audemars Piguet Quartz
• professionally serviced 06/2026
• AP 2502 Quartz caliber

BOX & PAPERS:

• GOLDAMMER certificate of authenticity & service documentation card
• GOLDAMMER box

GOLDAMMER REFERENCE: #1575