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Oval|Lab Grown|IGI

3.10ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG780667828

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780667828

Diamond specifications and retailer prices

From HK$10,130 HKD
$1,291 USD
As of October 24, 2026
Save HK$72,571 HKD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$124,836 HKD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 3.1ct lab-grown oval diamond

This 3.1ct 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 LG780667828 or 780667828. Listed at 21 retailers as of October 24, 2026, with a 716% 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

3.10
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780667828
Dimensions11.85 × 8.20 × 5.14 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
11.85 mm8.20 mm3.10 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780667828
Side View
Table 58.0%Crown 35.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 24
Current: HK$17,092 HKD|Low: HK$9,314 HKD|High: HK$116,566 HKD|Avg: HK$36,426 HKD|-33.6%
Retailer 1
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
Retailer 21
October 26, 2026
Retailer 19HK$9,314 HKD
Retailer 17HK$10,130 HKD
Retailer 7HK$10,428 HKD
Retailer 11HK$10,804 HKD
Retailer 16HK$11,927 HKD
Retailer 4HK$15,198 HKD
Retailer 1HK$17,092 HKD
Retailer 2HK$18,092 HKD
Retailer 21HK$18,361 HKD
Retailer 18HK$20,691 HKD
Retailer 3HK$22,347 HKD
Retailer 15HK$27,429 HKD
Retailer 9HK$28,819 HKD
Retailer 10HK$33,263 HKD
Retailer 6HK$33,719 HKD
Retailer 12HK$38,355 HKD
Retailer 8HK$40,660 HKD
Retailer 13HK$42,295 HKD
Retailer 20HK$42,881 HKD
Retailer 5HK$82,701 HKD
Retailer 14HK$116,566 HKD

32 data points across 21 retailers

21 retailersHK$10,130 HKD to HK$82,701 HKD

Retailer 1
-
HK$9,314 HKD
$1,187 USD
Price last confirmed 7 days ago
A
Retailer 2
-
HK$10,130 HKD
$1,291 USD
View
A
Retailer 3
-
HK$10,804 HKD
$1,377 USD
View
A
Retailer 4
-
HK$11,927 HKD
$1,520 USD
View
Retailer 5
-
HK$15,198 HKD
$1,937 USD
View
Price last confirmed 6 days ago
Retailer 6
-
HK$15,818 HKD
$2,016 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
HK$17,092 HKD
£1,715 GBP
View
A
Retailer 8
-
HK$18,361 HKD
$2,340 USD
View
A
Retailer 9
-
HK$20,691 HKD
$2,637 USD
View
A
Retailer 10
-
HK$22,347 HKD
$2,848 USD
View
B+
Retailer 11
-
HK$27,429 HKD
ZAR 56,474 ZAR
View
B+
Retailer 12
-
HK$28,819 HKD
£2,892 GBP
View
B+
Retailer 13
-
HK$33,263 HKD
$4,239 USD
View
B+
Retailer 14
-
HK$33,719 HKD
$4,297 USD
View
B+
Retailer 15
-
HK$38,355 HKD
£3,849 GBP
View
B+
Retailer 16
-
HK$40,660 HKD
$5,182 USD
View
B+
Retailer 17
-
HK$42,295 HKD
$5,390 USD
View
Retailer 18
-
HK$42,881 HKD
$5,465 USD
View
Price last confirmed 11 days ago
B
Retailer 19
-
HK$82,701 HKD
$10,540 USD
View
Retailer 20
-
HK$116,566 HKD
$14,856 USD
View
Price last confirmed 8 days ago
Most Expensive
Brilliant Earth
21805140A · Oct 26
HK$124,836 HKD
$15,910 USD
View
Price under review
20 more retailers have this diamond
Prices start from HK$10,130 HKDSave up to HK$72,571 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
3.10ct Oval
HK$10,130 HKD