Round|Natural|IGI

1.23ct I IF Round Natural Diamond

EX • I/IF • IGI 833690480

Shape and cutting style on the report: Round brilliant

Certificate IGI 833690480

Diamond specifications and retailer prices

From $2,900 USD
₹276,148 INR
As of November 1, 2026
Save $3,524 USD (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,424 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 833690480. Listed at 21 retailers as of October 30, 2026, with prices from $2,900 to $6,424, a $3,524 spread on the same certified stone. NZ Jewellers lists it at $6,424. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 833690480
Dimensions6.91 × 6.86 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.91 mm6.86 mm1.23 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 833690480
Side View
Table 57.0%Crown 33.6°Girdle: MediumPavilion 41.4°Culet: NoneDepth 61.9%

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 1
Current: $6,424 USD|Low: $2,899 USD|High: $6,579 USD|Avg: $4,089 USD|-2.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 13$2,900 USD
Retailer 15$3,165 USD
Retailer 10$3,273 USD
Retailer 8$3,282 USD
Retailer 16$3,303 USD
Retailer 11$3,403 USD
Retailer 3$3,535 USD
Retailer 6$3,545 USD
Retailer 9$3,687 USD
Retailer 21$3,687 USD
Retailer 20$3,703 USD
Retailer 4$3,829 USD
Retailer 5$3,833 USD
Retailer 18$3,868 USD
Retailer 2$4,236 USD
Retailer 7$4,248 USD
Retailer 14$4,254 USD
Retailer 19$4,532 USD
Retailer 12$5,585 USD
Retailer 17$6,166 USD
NZ Jewellers$6,424 USD

14 data points across 21 retailers

21 retailers$2,900 USD to $6,424 USD

A
Cheapest Retailer
-
$2,900 USD
₹276,148 INR
A
Retailer 2
-
$3,165 USD
View
A
Retailer 3
-
$3,273 USD
View
A
Retailer 4
-
$3,282 USD
SGD 4,435 SGD
View
A
Retailer 5
-
$3,303 USD
£2,601 GBP
View
A
Retailer 6
-
$3,403 USD
View
Final sale: no returns
A
Retailer 7
-
$3,535 USD
View
A
Retailer 8
-
$3,545 USD
View
A
Retailer 9
-
$3,687 USD
View
A
Retailer 10
-
$3,687 USD
View
A
Retailer 11
-
$3,703 USD
View
A
Retailer 12
-
$3,829 USD
View
A
Retailer 13
-
$3,833 USD
View
A
Retailer 14
-
$3,868 USD
£3,046 GBP
View
A
Retailer 15
-
$4,236 USD
€4,034 EUR
View
A
Retailer 16
-
$4,248 USD
£3,345 GBP
View
A
Retailer 17
-
$4,254 USD
View
A
Retailer 18
-
$4,532 USD
ZAR 73,220 ZAR
View
B+
Retailer 19
-
$5,585 USD
View
B
Retailer 20
-
$6,166 USD
£4,855 GBP
View
Most Expensive
B+
NZ Jewellers
29f63a91-e0e8-47bc-a776-764c640e29ca · Oct 30
$6,424 USD
View
20 more retailers have this diamond
Prices start from $2,900 USDSave up to $3,524 USD

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
1.23ct Round
$2,900 USD