Omega Constellation Constellation Automatic 27.5 My Choice Stainless Steel / Diamond / MOP Iris

Reference 1591.71.00

Omega Constellation Automatic 27.5 My Choice Stainless Steel / Diamond / MOP Iris

About this watch

The Omega Constellation Automatic 27.5 My Choice is a stunning timepiece that exudes elegance and precision. Its round shape with a compact diameter of 27.5 mm makes it an ideal accessory for both everyday wear and special occasions. The Mother of Pearl dial adds a unique touch, shimmering softly with every movement. The diamond accents elevate the luxury factor, making this watch a true eye-catcher. At its heart lies the Omega caliber 2520, a self-winding movement that offers precision and durability. With a frequency of 28,800 vibrations per hour and a 42-hour power reserve, this watch is perfect for those who may not wear it every day. The stainless steel bracelet is crafted for comfort, wrapping around your wrist like a gentle hug. This model combines classic design with modern functionality, making it a timeless piece that any watch enthusiast would be proud to wear.

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MSRP: $2,350

Market Price: $1,177

Key Features

Omega caliber 2520 self-winding movement
Stainless Steel and Mother of Pearl construction
30 meters water resistance
42-hour power reserve
Round shape with compact 27.5 mm diameter
Diamond accents for added luxury
Comfortable stainless steel bracelet

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Automatic 27.5 My Choice Stainless Steel / Diamond / MOP Iris

Reference

1591.71.00

Movement

2520

Movement Features

Hours, Minutes, Seconds
Date

Case

Stainless Steel 27.5mm

Dial Color

White

Crystal

Sapphire

Water Resistance

Current Listings

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Posted at

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Condition: Good condition with some signs of aging
Case Size: 35-36mm
Bezel Condition: High polished with light hairlines
Caseback Condition: Polished by previous owner

Posted at

Dec 18, 2025, 8:42 PM

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Verification method: FaceTime / other

Posted at

Dec 18, 2025, 1:07 PM

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Condition: Beautiful condition with strong, well-defined edges and an exceptionally clean period-correct pie-pan silver dial.
Case Size: 34mm
Year: 1960s
Material: 18K rose gold

Posted at

Dec 17, 2025, 5:47 PM

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The Omega Constellation Globemaster features a modern design with a coin-edge bezel and classic pie-pan dial inspired by original Constellation models of the 1950s, powered by Omega's Co-Axial Master Chronometer Caliber 8900.

Condition: Unworn/New
Case size: 39mm
Material: stainless steel
Diameter: 39mm

Posted at

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This beautiful Omega Constellation Automatic is a 2-tone stainless steel and gold watch with a matching gold dial. It has a stainless steel bracelet that can fit wrists up to 8 inches in diameter.

Condition: Great condition with minor signs of wear
Case diameter: 35mm (without crown)
Lug to lug: 38mm
Lug width: 23mm

Posted at

Dec 14, 2025, 9:08 PM

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Omega Constellation 168.017 (1966)

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This Omega Constellation features a beautiful original 'C-Shape' dial and is accompanied by its genuine Omega 518 brick bracelet.

Condition: Good condition overall
Movement: Cal. 561
Bracelet: Genuine Omega 518 brick bracelet

Posted at

Dec 12, 2025, 10:03 AM

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REDUCED Omega Constellation Gold Cap ( REF:168.018 ) $750 Shipped.....

Omega - 168.018 · $750

A beautiful example of the classic Omega Constellation Automatic Chronometer from the late 1960s. It features an original silver sunburst dial with applied gold markers and date at 3 o'clock, a gold-capped stainless steel case (34mm), and an iconic Observatory medallion on the caseback.

Condition: Excellent condition, freshly serviced
Case size: 34mm diameter
Movement: Caliber 561
Crystal: Acrylic crystal

Posted at

Dec 12, 2025, 8:28 AM

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OMEGA Constellation Ref. 123.20.35.20.06.001 Yellow Gold Two-Tone - COMPLETE SET!

OMEGA - 123.20.35.20.06.001 · $3,250

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Condition: VERY GOOD, with some light scratches on bracelet
Case material: stainless steel and yellow gold
Bracelet size: ~7" wrist

Posted at

Dec 12, 2025, 1:09 AM

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