Round|Natural|GIA

6.43ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 2233517982

Certificate GIA 2233517982

Diamond specifications and retailer prices

From €124,471 EUR
$139,607 USD
As of October 31, 2026
Save €45,681 EUR (27%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €170,152 EUR at Yorxs · As of November 1, 2026
View at Yorxs

About this 6.43ct natural round diamond

This 6.43ct natural round sits in the over five carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2233517982. Listed at 7 retailers as of October 31, 2026, with prices from €124,471 to €170,152, a €45,681 spread on the same certified stone. Yorxs lists it at €170,152. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

6.43
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2233517982
Dimensions11.81 × 11.85 × 7.43 mm
L/W Ratio1.00
Top View
11.81 mm11.85 mm6.43 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2233517982
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.8%

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: €152,647 EUR|Low: €123,301 EUR|High: €170,910 EUR|Avg: €140,199 EUR|+1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
November 2, 2026
Retailer 4€124,471 EUR
Retailer 5€125,714 EUR
Retailer 2€137,335 EUR
Retailer 3€142,031 EUR
Retailer 1€152,647 EUR
Yorxs€170,152 EUR

34 data points across 6 retailers

7 retailers€124,471 EUR to €170,152 EUR

A
Cheapest Retailer
-
€124,471 EUR
$139,607 USD
A
Retailer 2
-
€125,714 EUR
$141,002 USD
View
Retailer 3
-
€137,335 EUR
$154,036 USD
View
Price last confirmed 12 days ago
Retailer 4
-
€137,335 EUR
$154,036 USD
View
Price last confirmed 35 days ago
B+
Retailer 5
-
€142,031 EUR
$159,303 USD
View
Final sale: no returns
B+
Retailer 6
-
€152,647 EUR
£134,811 GBP
View
Most Expensive
B
Yorxs
M9017 · Nov 1
€170,152 EUR
View
6 more retailers have this diamond
Prices start from €124,471 EURSave up to €45,681 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
6.43ct Round
€124,471 EUR