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Oval|Lab Grown|IGI

3.37ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG780663143

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780663143

Diamond specifications and retailer prices

From $2,856 NZD
$1,604 USD
As of October 29, 2026
Save $14,242 NZD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $30,803 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.37ct lab-grown oval diamond

This 3.37ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780663143 or 780663143. Listed at 14 retailers as of October 29, 2026, with a 499% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.37
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663143
Dimensions12.10 × 8.33 × 5.27 mm
L/W Ratio1.45
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
12.10 mm8.33 mm3.37 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663143
Side View
Table 58.0%Crown 36.4°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.3%

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: $30,803 NZD|Low: $2,856 NZD|High: $31,746 NZD|Avg: $10,897 NZD|-3.0%
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
October 30, 2026
Retailer 8$2,856 NZD
Retailer 14$3,327 NZD
Retailer 2$3,708 NZD
Retailer 13$3,974 NZD
Retailer 3$4,229 NZD
Retailer 9$4,827 NZD
Retailer 7$6,111 NZD
Retailer 12$6,838 NZD
Retailer 10$6,903 NZD
Retailer 11$9,338 NZD
Retailer 4$10,149 NZD
Retailer 6$11,914 NZD
Retailer 5$17,098 NZD
Brilliant Earth$30,803 NZD

36 data points across 14 retailers

14 retailers$2,856 NZD to $17,098 NZD

A
Cheapest Retailer
-
$2,856 NZD
$1,604 USD
A
Retailer 2
-
$3,327 NZD
HK$14,600 HKD
View
A
Retailer 3
-
$3,708 NZD
£1,640 GBP
View
A
Retailer 4
-
$3,974 NZD
$2,232 USD
View
A
Retailer 5
-
$4,229 NZD
€2,262 EUR
View
A
Retailer 6
-
$4,827 NZD
$2,711 USD
View
B+
Retailer 7
-
$6,111 NZD
ZAR 55,448 ZAR
View
B+
Retailer 8
-
$6,838 NZD
$3,840 USD
View
B+
Retailer 9
-
$6,903 NZD
$3,877 USD
View
B+
Retailer 10
-
$9,338 NZD
$5,245 USD
View
Retailer 11
-
$10,149 NZD
$5,700 USD
View
Price last confirmed 11 days ago
Retailer 12
-
$11,914 NZD
£5,269 GBP
View
Price last confirmed 21 days ago
B
Retailer 13
-
$17,098 NZD
$9,603 USD
View
Most Expensive
Brilliant Earth
19646792Y · Oct 29
$30,803 NZD
$17,300 USD
View
Price under review
13 more retailers have this diamond
Prices start from $2,856 NZDSave up to $14,242 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
3.37ct Oval
$2,856 NZD