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Oval|Natural|IGI

1.21ct K SI1 Oval Natural Diamond

VG • K/SI1 • IGI 790682867

Shape and cutting style on the report: Oval brilliant

Certificate IGI 790682867

Diamond specifications and retailer prices

From $2,003 AUD
As of November 7, 2026
Save $3,266 AUD (62%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,269 AUD at NZ Jewellers · As of November 7, 2026
View at NZ Jewellers

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 790682867. Listed at 15 retailers as of November 7, 2026, with prices from $2,003 to $5,269, a $3,266 spread on the same certified stone. NZ Jewellers lists it at $5,269. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle33.3°
Pavilion angle38.6°
OriginNatural
Grading LabIGI
CertificateIGI 790682867
Dimensions8.67 × 6.08 × 3.62 mm
L/W Ratio1.43
Girdle conditionFaceted
Top View
8.67 mm6.08 mm1.21 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateIGI 790682867
Side View
Table 57.0%Crown 33.3°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 59.5%

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: Nov 7
Current: $2,109 AUD|Low: $2,093 AUD|High: $3,829 AUD|Avg: $2,651 AUD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 7, 2026
Retailer 1$2,109 AUD
Retailer 6$2,259 AUD
Retailer 3$2,425 AUD
Retailer 5$2,636 AUD
Retailer 4$2,793 AUD
Retailer 2$3,762 AUD

40 data points across 6 retailers

15 retailers$2,003 AUD to $5,269 AUD

B+
Cheapest Retailer
-
$2,003 AUD
A
Retailer 2
-
$2,109 AUD
View
B+
Retailer 3
-
$2,160 AUD
View
Retailer 4
-
$2,160 AUD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
$2,176 AUD
View
Retailer 6
-
$2,256 AUD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$2,259 AUD
View
B+
Retailer 8
-
$2,292 AUD
View
B+
Retailer 9
-
$2,425 AUD
View
Retailer 10
-
$2,492 AUD
View
Price last confirmed 67 days ago
B+
Retailer 11
-
$2,492 AUD
View
B+
Retailer 12
-
$2,636 AUD
View
B+
Retailer 13
-
$2,793 AUD
View
B
Retailer 14
-
$3,762 AUD
View
Most Expensive
C
NZ Jewellers
50382b14-c377-41b9-bb05-f39bd05c7532 · Nov 7
$5,269 AUD
$3,620 USD
View
14 more retailers have this diamond
Prices start from $2,003 AUDSave up to $3,266 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
1.21ct Oval
$2,003 AUD