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Oval|Lab Grown|IGI

2.23ct D SI1 Oval Lab Grown Diamond

GD • D/SI1 • IGI LG621448861

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG621448861

Diamond specifications and retailer prices

From $499 NZD
$281 USD
As of October 29, 2026
Save $2,944 NZD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,442 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.23ct lab-grown oval diamond

This 2.23ct lab-grown oval sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG621448861 or 621448861. Listed at 17 retailers as of October 29, 2026, with prices from $499 to $3,442, a $2,944 spread on the same certified stone. Brilliant Earth lists it at $3,442. 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

2.23
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621448861
Dimensions10.27 × 7.39 × 4.63 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.27 mm7.39 mm2.23 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621448861
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

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 29
Current: $3,442 NZD|Low: $499 NZD|High: $3,460 NZD|Avg: $1,371 NZD|-0.5%
Brilliant Earth
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
October 31, 2026
Retailer 4$499 NZD
Retailer 14$578 NZD
Retailer 3$619 NZD
Retailer 13$619 NZD
Retailer 9$621 NZD
Retailer 8$681 NZD
Retailer 7$813 NZD
Retailer 12$896 NZD
Retailer 2$1,002 NZD
Retailer 10$1,091 NZD
Retailer 17$1,132 NZD
Retailer 15$1,466 NZD
Retailer 16$1,583 NZD
Retailer 6$1,989 NZD
Retailer 11$2,492 NZD
Retailer 5$3,114 NZD
Brilliant Earth$3,442 NZD

43 data points across 17 retailers

17 retailers$499 NZD to $3,442 NZD

A
Cheapest Retailer
-
$499 NZD
$281 USD
A
Retailer 2
-
$578 NZD
$326 USD
View
B+
Retailer 3
-
$619 NZD
$349 USD
View
A
Retailer 4
-
$619 NZD
$349 USD
View
B+
Retailer 5
-
$621 NZD
$350 USD
View
Final sale: no returns
B+
Retailer 6
-
$681 NZD
HK$3,000 HKD
View
B+
Retailer 7
-
$813 NZD
$458 USD
View
B+
Retailer 8
-
$896 NZD
$505 USD
View
A
Retailer 9
-
$1,002 NZD
€538 EUR
View
A
Retailer 10
-
$1,091 NZD
£484 GBP
View
B+
Retailer 11
-
$1,132 NZD
$638 USD
View
B+
Retailer 12
-
$1,466 NZD
$826 USD
View
B
Retailer 13
-
$1,583 NZD
$892 USD
View
B
Retailer 14
-
$1,989 NZD
$1,121 USD
View
B
Retailer 15
-
$2,492 NZD
£1,106 GBP
View
Retailer 16
-
$3,114 NZD
$1,755 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
20470757A · Oct 29
$3,442 NZD
$1,940 USD
View
16 more retailers have this diamond
Prices start from $499 NZDSave up to $2,944 NZD

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
2.23ct Oval
$499 NZD