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Round|Natural|IGI

1.20ct K VS1 Round Natural Diamond

EX • K/VS1 • IGI 573303521

Shape and cutting style on the report: Round brilliant

Certificate IGI 573303521

Diamond specifications and retailer prices

From $2,277 AUD
As of November 4, 2026
Save $2,098 AUD (48%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,075 AUD at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 573303521. Listed at 17 retailers as of November 2, 2026, with a 92% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 573303521
Dimensions6.88 × 6.84 × 4.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.88 mm6.84 mm1.20 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 573303521
Side View
Table 59.0%Crown 35.3°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.3%

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: Nov 4
Current: $2,830 AUD|Low: $2,277 AUD|High: $4,788 AUD|Avg: $2,869 AUD|-10.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 4, 2026
Retailer 11$2,277 AUD
Retailer 5$2,278 AUD
Retailer 7$2,294 AUD
Retailer 3$2,321 AUD
Retailer 10$2,453 AUD
Retailer 4$2,651 AUD
Retailer 6$2,756 AUD
Retailer 1$2,830 AUD
Retailer 2$3,041 AUD
Retailer 8$3,341 AUD
Retailer 9$4,375 AUD

23 data points across 11 retailers

17 retailers$2,277 AUD to $4,375 AUD

A
Cheapest Retailer
-
$2,277 AUD
A
Retailer 2
-
$2,278 AUD
View
A
Retailer 3
-
$2,294 AUD
View
A
Retailer 4
-
$2,321 AUD
View
A
Retailer 5
-
$2,453 AUD
View
Retailer 6
-
$2,491 AUD
View
Price last confirmed 43 days ago
A
Retailer 7
-
$2,651 AUD
View
A
Retailer 8
-
$2,756 AUD
View
Retailer 9
-
$2,786 AUD
View
Price last confirmed 36 days ago
A
Retailer 10
-
$2,830 AUD
View
Retailer 11
-
$2,903 AUD
View
Price last confirmed 45 days ago
Retailer 12
-
$2,914 AUD
View
Price last confirmed 38 days ago
Retailer 13
-
$3,041 AUD
View
Price last confirmed 11 days ago
Retailer 14
-
$3,214 AUD
View
Price last confirmed 38 days ago
A
Retailer 15
-
$3,341 AUD
View
B+
Retailer 16
-
$4,375 AUD
View
Most Expensive
NZ Jewellers
efce1e67-4982-464b-81bd-14caca8c4d50 · Sep 26
$6,075 AUD
$4,253 USD
View
Price last confirmed 40 days ago
16 more retailers have this diamond
Prices start from $2,277 AUDSave up to $2,098 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
1.20ct Round
$2,277 AUD