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Round|Natural|GIA

1.28ct D VS2 Round Natural Diamond

EX • D/VS2 • GIA 5171243689

Certificate GIA 5171243689

Diamond specifications and retailer prices

From $12,004 AUD
As of November 2, 2026
Save $6,400 AUD (35%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $18,404 AUD at Yorxs · As of November 1, 2026
View at Yorxs

About this 1.28ct natural round diamond

This 1.28ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5171243689. Listed at 8 retailers as of November 1, 2026, with prices from $12,004 to $18,404, a $6,400 spread on the same certified stone. Yorxs lists it at $18,404. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5171243689
Dimensions7.01 × 7.08 × 4.30 mm
L/W Ratio1.01
Top View
7.01 mm7.08 mm1.28 ctD / VS2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5171243689
Side View
Table 57.0%Crown 34°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $17,532 AUD|Low: $12,004 AUD|High: $18,487 AUD|Avg: $15,393 AUD|+0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
November 5, 2026
Retailer 5$12,004 AUD
Retailer 4$13,505 AUD
Retailer 2$14,797 AUD
Retailer 3$16,507 AUD
Retailer 1$17,532 AUD
Yorxs$18,404 AUD

37 data points across 6 retailers

8 retailers$12,004 AUD to $18,404 AUD

A
Cheapest Retailer
-
$12,004 AUD
B+
Retailer 2
-
$13,505 AUD
View
B+
Retailer 3
-
$14,063 AUD
View
B+
Retailer 4
-
$14,797 AUD
View
Final sale: no returns
Retailer 5
-
$16,507 AUD
View
Price last confirmed 36 days ago
B+
Retailer 6
-
$16,507 AUD
View
B+
Retailer 7
-
$17,532 AUD
View
Most Expensive
B
Yorxs
LP-4192 · Nov 1
$18,404 AUD
€12,296 EUR
View
7 more retailers have this diamond
Prices start from $12,004 AUDSave up to $6,400 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.28ct Round
$12,004 AUD