Round|Natural|GIA

5.65ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2221910038

Certificate GIA 2221910038

Diamond specifications and retailer prices

From $204,216 CAD
£115,112 GBP
As of October 30, 2026
Save $124,754 CAD (38%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $328,970 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 5.65ct natural round diamond

This 5.65ct natural round sits in the over five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2221910038. Listed at 5 retailers as of October 29, 2026, with prices from $204,216 to $328,970, a $124,754 spread on the same certified stone. MOH London lists it at $328,970. 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

5.65
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2221910038
Dimensions11.50 × 11.41 × 7.00 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Top View
11.50 mm11.41 mm5.65 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2221910038
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $328,970 CAD|Low: $181,457 CAD|High: $331,159 CAD|Avg: $224,409 CAD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 4$181,457 CAD
Retailer 6$185,880 CAD
Retailer 5$195,162 CAD
Retailer 2$204,216 CAD
Retailer 3$253,816 CAD
MOH London$328,970 CAD

40 data points across 6 retailers

5 retailers$204,216 CAD to $328,970 CAD

Retailer 1
-
$181,457 CAD
$129,900 USD
Price last confirmed 12 days ago
Retailer 2
-
$195,162 CAD
A$214,940 AUD
View
Price last confirmed 26 days ago
B+
Retailer 3
-
$204,216 CAD
£115,112 GBP
View
B+
Retailer 4
-
$253,816 CAD
€173,047 EUR
View
Most Expensive
B
MOH London
E50D877F4 · Oct 29
$328,970 CAD
£185,433 GBP
View
4 more retailers have this diamond
Prices start from $204,216 CADSave up to $124,754 CAD

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.

B+
5.65ct Round
$204,216 CAD