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Oval|Lab Grown|IGI

1.21ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG825659972

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG825659972

Diamond specifications and retailer prices

From $413 NZD
As of November 3, 2026
Save $3,081 NZD (88%) vs most expensive(unlock to see where)
19 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 LG825659972 or 825659972. Listed at 19 retailers as of November 3, 2026, with prices from $413 to $3,495, a $3,081 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 angle34.9°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825659972
Dimensions8.59 × 6.01 × 3.70 mm
L/W Ratio1.43
Girdle conditionFaceted
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
8.59 mm6.01 mm1.21 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825659972
Side View
Table 58.0%Crown 34.9°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A+
Exceptional
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: $413 NZD|High: $4,683 NZD|Avg: $1,488 NZD|-25.4%
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
November 5, 2026
Retailer 15$413 NZD
Retailer 3$463 NZD
Retailer 18$479 NZD
Retailer 7$511 NZD
Retailer 10$525 NZD
Retailer 13$866 NZD
Retailer 9$899 NZD
Retailer 8$905 NZD
Retailer 11$949 NZD
Retailer 14$954 NZD
Retailer 17$1,352 NZD
Retailer 16$1,644 NZD
Retailer 19$1,650 NZD
Retailer 5$1,701 NZD
Retailer 4$1,737 NZD
Retailer 6$1,838 NZD
Retailer 2$2,045 NZD
Retailer 12$2,794 NZD
Brilliant Earth$3,495 NZD

33 data points across 19 retailers

19 retailers$413 NZD to $3,495 NZD

A+
Cheapest Retailer
-
$413 NZD
A
Retailer 2
-
$463 NZD
View
Final sale: no returns
A
Retailer 3
-
$479 NZD
View
A
Retailer 4
-
$511 NZD
View
Retailer 5
-
$525 NZD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$866 NZD
View
A
Retailer 7
-
$899 NZD
View
A
Retailer 8
-
$905 NZD
View
A
Retailer 9
-
$949 NZD
View
A
Retailer 10
-
$954 NZD
View
B+
Retailer 11
-
$1,352 NZD
View
B+
Retailer 12
-
$1,644 NZD
View
B+
Retailer 13
-
$1,650 NZD
View
B+
Retailer 14
-
$1,701 NZD
View
B+
Retailer 15
-
$1,737 NZD
View
B+
Retailer 16
-
$1,838 NZD
View
B+
Retailer 17
-
$2,045 NZD
View
B
Retailer 18
-
$2,794 NZD
View
Most Expensive
B
Brilliant Earth
21418288A · Nov 4
$3,495 NZD
$1,970 USD
View
18 more retailers have this diamond
Prices start from $413 NZDSave up to $3,081 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
$413 NZD