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Round|Natural|GIA

2.22ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 1518170194

Certificate GIA 1518170194

Diamond specifications and retailer prices

From $24,110 AUD
£13,335 GBP
As of October 31, 2026
Save $17,218 AUD (42%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $41,329 AUD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 2.22ct natural round diamond

This 2.22ct natural round sits in the two to three carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1518170194. Listed at 10 retailers as of October 29, 2026, with prices from $24,110 to $41,329, a $17,218 spread on the same certified stone. Diamond Quarter lists it at $41,329. 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

2.22
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1518170194
Dimensions8.31 × 8.27 × 5.17 mm
L/W Ratio1.00
Star length55%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Cert comments
Pinpoints are not shown.
Key to symbols
Crystal, Feather
Top View
8.31 mm8.27 mm2.22 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1518170194
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

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: $24,110 AUD|Low: $21,197 AUD|High: $37,602 AUD|Avg: $27,176 AUD|-3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 6$22,625 AUD
Retailer 1$24,110 AUD
Retailer 4$24,667 AUD
Retailer 7$26,260 AUD
Retailer 5$27,572 AUD
Retailer 2$28,368 AUD
Retailer 3$36,613 AUD

42 data points across 7 retailers

10 retailers$24,110 AUD to $41,329 AUD

Retailer 1
-
$20,518 AUD
HK$112,600 HKD
Price last confirmed 33 days ago
A
Retailer 2
-
$24,110 AUD
£13,335 GBP
View
A
Retailer 3
-
$24,667 AUD
$17,327 USD
View
Final sale: no returns
Retailer 4
-
$27,572 AUD
$19,368 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$28,368 AUD
€18,978 EUR
View
Retailer 6
-
$28,448 AUD
$19,983 USD
View
Price last confirmed 8 days ago
Retailer 7
-
$29,543 AUD
$20,752 USD
View
Price last confirmed 10 days ago
Retailer 8
-
$33,702 AUD
$23,674 USD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$36,613 AUD
£20,251 GBP
View
Most Expensive
B
Diamond Quarter
2.22SI2D1594672CN · Oct 29
$41,329 AUD
£22,859 GBP
View
9 more retailers have this diamond
Prices start from $24,110 AUDSave up to $17,218 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
2.22ct Round
$24,110 AUD