Round|Natural|GIA

1.31ct D IF Round Natural Diamond

EX • D/IF • GIA 6551801306

Certificate GIA 6551801306

Diamond specifications and retailer prices

From $10,227 USD
€9,740 EUR
As of October 28, 2026
Save $12,218 USD (54%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $22,445 USD at Brilliance · As of October 28, 2026
View at Brilliance

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6551801306. Listed at 8 retailers as of October 28, 2026, with prices from $10,227 to $22,445, a $12,218 spread on the same certified stone. Brilliance lists it at $22,445. 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
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6551801306
Dimensions6.92 × 6.97 × 4.31 mm
L/W Ratio1.01
Top View
6.92 mm6.97 mm1.31 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551801306
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.0%

Caratlytics Score

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A+
Exceptional
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $22,445 USD|Low: $8,858 USD|High: $22,445 USD|Avg: $12,434 USD
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 28, 2026
Retailer 3$8,858 USD
Retailer 5$9,915 USD
Retailer 2$10,227 USD
Retailer 9$10,341 USD
Retailer 6$10,537 USD
Retailer 7$10,683 USD
Retailer 4$12,076 USD
Retailer 8$12,151 USD
Retailer 13$12,261 USD
Retailer 10$12,829 USD
Retailer 11$15,856 USD
Retailer 12$16,831 USD
Brilliance$22,445 USD

33 data points across 13 retailers

8 retailers$10,227 USD to $22,445 USD

A+
Retailer 1
-
$9,915 USD
SGD 13,398 SGD
Price last confirmed 17 days ago
Returns within 14 days
A
Retailer 2
-
$10,227 USD
€9,740 EUR
View
Returns within 30 days
A+
Retailer 3
-
$10,341 USD
View
Returns within 30 days
A
Retailer 4
-
$10,537 USD
View
Returns within 30 days
A+
Retailer 5
-
$10,683 USD
£8,412 GBP
View
Returns within 30 days
A
Retailer 6
-
$12,076 USD
View
Price last confirmed 7 days ago
Returns within 21 days
A
Retailer 7
-
$12,151 USD
€11,572 EUR
View
Price last confirmed 6 days ago
Returns within 14 days
Most Expensive
B
Brilliance
D46495107 · Oct 28
$22,445 USD
View
Returns within 30 days
7 more retailers have this diamond
Prices start from $10,227 USDSave up to $12,218 USD

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
$10,227 USD