Round|Natural|GIA

1.31ct D IF Round Natural Diamond

EX • D/IF • GIA 6551801306

Certificate GIA 6551801306

Diamond specifications and retailer prices

From €9,006 EUR
$10,061 USD
As of October 31, 2026
Save €11,085 EUR (55%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €20,090 EUR 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 11 retailers as of October 28, 2026, with prices from €9,006 to €20,090, a €11,085 spread on the same certified stone. Brilliance lists it at €20,090. 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

How it works →
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 31
Current: €20,090 EUR|Low: €7,928 EUR|High: €20,090 EUR|Avg: €11,151 EUR
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
Retailer 14
October 31, 2026
Retailer 4€7,928 EUR
Retailer 6€8,874 EUR
Retailer 2€9,006 EUR
Retailer 9€9,154 EUR
Retailer 10€9,432 EUR
Retailer 11€9,562 EUR
Retailer 5€10,809 EUR
Retailer 12€10,876 EUR
Retailer 3€10,975 EUR
Retailer 8€11,409 EUR
Retailer 7€11,944 EUR
Retailer 13€14,193 EUR
Retailer 14€15,065 EUR
Brilliance€20,090 EUR

34 data points across 14 retailers

11 retailers€9,006 EUR to €20,090 EUR

Retailer 1
-
€8,874 EUR
SGD 13,398 SGD
Price last confirmed 20 days ago
A+
Retailer 2
-
€9,006 EUR
$10,061 USD
View
A
Retailer 3
-
€9,154 EUR
View
A
Retailer 4
-
€9,286 EUR
A$15,960 AUD
View
A
Retailer 5
-
€9,432 EUR
$10,537 USD
View
Retailer 6
-
€9,562 EUR
£8,412 GBP
View
Price last confirmed 9 days ago
Retailer 7
-
€10,809 EUR
$12,076 USD
View
Price last confirmed 10 days ago
Retailer 8
-
€10,876 EUR
View
Price last confirmed 10 days ago
A
Retailer 9
-
€11,409 EUR
£10,037 GBP
View
A
Retailer 10
-
€11,944 EUR
View
Most Expensive
B
Brilliance
D46495107 · Oct 28
€20,090 EUR
$22,445 USD
View
10 more retailers have this diamond
Prices start from €9,006 EURSave up to €11,085 EUR

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
€9,006 EUR