Round|Natural|GIA

1.31ct D VS1 Round Natural Diamond

EX • D/VS1 • GIA 6555304129

Certificate GIA 6555304129

Diamond specifications and retailer prices

From $11,584 AUD
$8,137 USD
As of October 31, 2026
Save $8,000 AUD (41%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $20,900 AUD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.31ct natural round diamond

This 1.31ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6555304129. Listed at 19 retailers as of October 31, 2026, with a 69% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6555304129
Dimensions7.05 × 7.01 × 4.33 mm
L/W Ratio1.01
Key to symbols
Crystal
Top View
7.05 mm7.01 mm1.31 ctD / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555304129
Side View
Table 59.0%CrownGirdlePavilionCuletDepth 61.6%

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: Oct 31
Current: $19,584 AUD|Low: $11,494 AUD|High: $19,819 AUD|Avg: $14,354 AUD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8$11,584 AUD
Retailer 10$11,740 AUD
Retailer 2$12,449 AUD
Retailer 9$12,539 AUD
Retailer 3$13,140 AUD
Retailer 4$13,615 AUD
Retailer 7$13,777 AUD
Retailer 11$15,035 AUD
Retailer 6$15,800 AUD
Retailer 5$18,422 AUD
Retailer 1$19,584 AUD

41 data points across 11 retailers

19 retailers$11,584 AUD to $19,584 AUD

A
Cheapest Retailer
-
$11,584 AUD
$8,137 USD
A
Retailer 2
-
$11,740 AUD
$8,247 USD
View
A
Retailer 3
-
$12,449 AUD
$8,745 USD
View
Retailer 4
-
$12,539 AUD
$8,808 USD
View
Price last confirmed 24 days ago
A
Retailer 5
-
$12,539 AUD
$8,808 USD
View
Final sale: no returns
B+
Retailer 6
-
$13,140 AUD
$9,230 USD
View
B+
Retailer 7
-
$13,368 AUD
$9,391 USD
View
Retailer 8
-
$13,584 AUD
$9,542 USD
View
Price last confirmed 24 days ago
B+
Retailer 9
-
$13,615 AUD
£7,531 GBP
View
Retailer 10
-
$13,777 AUD
View
Price last confirmed 8 days ago
Retailer 11
-
$13,793 AUD
$9,689 USD
View
Price last confirmed 32 days ago
B+
Retailer 12
-
$14,973 AUD
$10,518 USD
View
B+
Retailer 13
-
$15,035 AUD
£8,316 GBP
View
Retailer 14
-
$15,674 AUD
$11,010 USD
View
Price last confirmed 32 days ago
B+
Retailer 15
-
$15,800 AUD
€10,570 EUR
View
Retailer 16
-
$16,505 AUD
$11,594 USD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$18,422 AUD
ZAR 209,051 ZAR
View
B
Retailer 18
-
$19,584 AUD
£10,832 GBP
View
Most Expensive
NZ Jewellers
45de56a5-e2f1-4273-99b0-919e14300f38 · Sep 28
$20,900 AUD
$14,681 USD
View
Price last confirmed 34 days ago
18 more retailers have this diamond
Prices start from $11,584 AUDSave up to $8,000 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
1.31ct Round
$11,584 AUD