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Oval|Lab Grown|IGI

1.91ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG799638878

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG799638878

Diamond specifications and retailer prices

From $742 NZD
$418 USD
As of October 29, 2026
Save $2,704 NZD (78%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,343 NZD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.91ct lab-grown oval diamond

This 1.91ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799638878 or 799638878. Listed at 21 retailers as of October 29, 2026, with a 365% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799638878
Dimensions10.33 × 7.15 × 4.27 mm
L/W Ratio1.44
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
10.33 mm7.15 mm1.91 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799638878
Side View
Table 58.0%Crown 33.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 59.7%

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: $6,343 NZD|Low: $742 NZD|High: $6,405 NZD|Avg: $2,319 NZD|-1.0%
Rare Carat
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
October 31, 2026
Retailer 9$742 NZD
Retailer 5$830 NZD
Retailer 7$830 NZD
Retailer 17$921 NZD
Retailer 15$976 NZD
Retailer 13$1,029 NZD
Retailer 19$1,295 NZD
Retailer 11$1,508 NZD
Retailer 2$1,516 NZD
Retailer 12$1,576 NZD
Retailer 18$1,581 NZD
Retailer 8$2,125 NZD
Retailer 14$2,195 NZD
Retailer 4$2,810 NZD
Retailer 3$2,958 NZD
Retailer 10$3,018 NZD
Retailer 20$3,354 NZD
Retailer 16$3,398 NZD
Retailer 6$3,446 NZD
Rare Carat$6,343 NZD

26 data points across 20 retailers

21 retailers$742 NZD to $3,446 NZD

A
Cheapest Retailer
-
$742 NZD
$418 USD
A
Retailer 2
-
$830 NZD
$468 USD
View
Final sale: no returns
A
Retailer 3
-
$830 NZD
$468 USD
View
A
Retailer 4
-
$921 NZD
$519 USD
View
A
Retailer 5
-
$976 NZD
£433 GBP
View
A
Retailer 6
-
$1,029 NZD
$580 USD
View
Retailer 7
-
$1,036 NZD
$584 USD
View
Price last confirmed 20 days ago
A
Retailer 8
-
$1,295 NZD
$730 USD
View
A
Retailer 9
-
$1,508 NZD
$850 USD
View
A
Retailer 10
-
$1,516 NZD
£673 GBP
View
A
Retailer 11
-
$1,581 NZD
ZAR 14,399 ZAR
View
A
Retailer 12
-
$2,125 NZD
$1,197 USD
View
A
Retailer 13
-
$2,195 NZD
$1,237 USD
View
B+
Retailer 14
-
$2,810 NZD
$1,584 USD
View
B+
Retailer 15
-
$2,958 NZD
$1,667 USD
View
B+
Retailer 16
-
$3,018 NZD
$1,701 USD
View
B+
Retailer 17
-
$3,208 NZD
$1,808 USD
View
B+
Retailer 18
-
$3,354 NZD
$1,890 USD
View
B+
Retailer 19
-
$3,398 NZD
£1,508 GBP
View
B+
Retailer 20
-
$3,446 NZD
$1,942 USD
View
Most Expensive
Rare Carat
C293-12A · Oct 18
$6,343 NZD
$3,575 USD
View
Price last confirmed 12 days ago
20 more retailers have this diamond
Prices start from $742 NZDSave up to $2,704 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
1.91ct Oval
$742 NZD