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Oval|Lab Grown|IGI

1.21ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG794630928

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG794630928

Diamond specifications and retailer prices

From $426 NZD
As of November 3, 2026
Save $3,069 NZD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,495 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.21ct lab-grown oval diamond

This 1.21ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG794630928 or 794630928. Listed at 21 retailers as of November 3, 2026, with prices from $426 to $3,495, a $3,069 spread on the same certified stone. Brilliant Earth lists it at $3,495. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794630928
Dimensions8.38 × 5.94 × 3.77 mm
L/W Ratio1.41
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
8.38 mm5.94 mm1.21 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794630928
Side View
Table 61.0%Crown 36.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.5%

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 3
Current: $3,495 NZD|Low: $426 NZD|High: $6,156 NZD|Avg: $1,888 NZD|-43.2%
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
Retailer 18
Retailer 19
Retailer 20
November 5, 2026
Retailer 9$426 NZD
Retailer 15$477 NZD
Retailer 20$495 NZD
Retailer 17$529 NZD
Retailer 12$834 NZD
Retailer 6$891 NZD
Retailer 16$912 NZD
Retailer 5$953 NZD
Retailer 14$990 NZD
Retailer 11$1,260 NZD
Retailer 4$1,357 NZD
Retailer 18$1,391 NZD
Retailer 19$1,698 NZD
Retailer 3$1,705 NZD
Retailer 10$1,790 NZD
Retailer 8$1,932 NZD
Retailer 2$2,109 NZD
Retailer 7$2,343 NZD
Retailer 13$2,776 NZD
Brilliant Earth$3,495 NZD

37 data points across 20 retailers

21 retailers$426 NZD to $3,495 NZD

A
Cheapest Retailer
-
$426 NZD
A
Retailer 2
-
$477 NZD
View
Final sale: no returns
A
Retailer 3
-
$495 NZD
View
A
Retailer 4
-
$529 NZD
View
Retailer 5
-
$834 NZD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$891 NZD
View
A
Retailer 7
-
$912 NZD
View
A
Retailer 8
-
$953 NZD
View
A
Retailer 9
-
$990 NZD
View
Retailer 10
-
$1,260 NZD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$1,357 NZD
View
B+
Retailer 12
-
$1,391 NZD
View
B+
Retailer 13
-
$1,698 NZD
View
B+
Retailer 14
-
$1,705 NZD
View
B+
Retailer 15
-
$1,790 NZD
View
B+
Retailer 16
-
$1,932 NZD
View
Retailer 17
-
$2,099 NZD
View
Price last confirmed 10 days ago
B+
Retailer 18
-
$2,109 NZD
View
B+
Retailer 19
-
$2,343 NZD
View
B
Retailer 20
-
$2,776 NZD
View
Most Expensive
B
Brilliant Earth
20559832A · Nov 4
$3,495 NZD
$1,970 USD
View
20 more retailers have this diamond
Prices start from $426 NZDSave up to $3,069 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
1.21ct Oval
$426 NZD