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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 HK$12,586 HKD
$1,604 USD
As of October 29, 2026
Save HK$62,763 HKD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$135,743 HKD 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: HK$135,743 HKD|Low: HK$12,586 HKD|High: HK$139,901 HKD|Avg: HK$48,021 HKD|-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 8HK$12,586 HKD
Retailer 14HK$14,663 HKD
Retailer 2HK$16,342 HKD
Retailer 13HK$17,513 HKD
Retailer 3HK$18,636 HKD
Retailer 9HK$21,272 HKD
Retailer 7HK$26,931 HKD
Retailer 12HK$30,134 HKD
Retailer 10HK$30,420 HKD
Retailer 11HK$41,153 HKD
Retailer 4HK$44,724 HKD
Retailer 6HK$52,505 HKD
Retailer 5HK$75,349 HKD
Brilliant EarthHK$135,743 HKD

36 data points across 14 retailers

14 retailersHK$12,586 HKD to HK$75,349 HKD

A
Cheapest Retailer
-
HK$12,586 HKD
$1,604 USD
A
Retailer 2
-
HK$14,663 HKD
View
A
Retailer 3
-
HK$16,342 HKD
£1,640 GBP
View
A
Retailer 4
-
HK$17,513 HKD
$2,232 USD
View
A
Retailer 5
-
HK$18,636 HKD
€2,262 EUR
View
A
Retailer 6
-
HK$21,272 HKD
$2,711 USD
View
B+
Retailer 7
-
HK$26,931 HKD
ZAR 55,448 ZAR
View
B+
Retailer 8
-
HK$30,134 HKD
$3,840 USD
View
B+
Retailer 9
-
HK$30,420 HKD
$3,877 USD
View
B+
Retailer 10
-
HK$41,153 HKD
$5,245 USD
View
Retailer 11
-
HK$44,724 HKD
$5,700 USD
View
Price last confirmed 11 days ago
Retailer 12
-
HK$52,505 HKD
£5,269 GBP
View
Price last confirmed 21 days ago
B
Retailer 13
-
HK$75,349 HKD
$9,603 USD
View
Most Expensive
Brilliant Earth
19646792Y · Oct 29
HK$135,743 HKD
$17,300 USD
View
Price under review
13 more retailers have this diamond
Prices start from HK$12,586 HKDSave up to HK$62,763 HKD

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
HK$12,586 HKD