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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 $1,650 SGD
$1,291 USD
As of October 24, 2026
Save $11,824 SGD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $20,339 SGD 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: $2,785 SGD|Low: $1,517 SGD|High: $18,992 SGD|Avg: $5,935 SGD|-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 19$1,517 SGD
Retailer 17$1,650 SGD
Retailer 7$1,699 SGD
Retailer 11$1,760 SGD
Retailer 16$1,943 SGD
Retailer 4$2,476 SGD
Retailer 1$2,785 SGD
Retailer 2$2,948 SGD
Retailer 21$2,991 SGD
Retailer 18$3,371 SGD
Retailer 3$3,641 SGD
Retailer 15$4,469 SGD
Retailer 9$4,695 SGD
Retailer 10$5,419 SGD
Retailer 6$5,494 SGD
Retailer 12$6,249 SGD
Retailer 8$6,625 SGD
Retailer 13$6,891 SGD
Retailer 20$6,986 SGD
Retailer 5$13,474 SGD
Retailer 14$18,992 SGD

32 data points across 21 retailers

21 retailers$1,650 SGD to $13,474 SGD

Retailer 1
-
$1,517 SGD
$1,187 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$1,650 SGD
$1,291 USD
View
A
Retailer 3
-
$1,760 SGD
$1,377 USD
View
A
Retailer 4
-
$1,943 SGD
$1,520 USD
View
Retailer 5
-
$2,476 SGD
$1,937 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$2,577 SGD
$2,016 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$2,785 SGD
£1,715 GBP
View
A
Retailer 8
-
$2,991 SGD
$2,340 USD
View
A
Retailer 9
-
$3,371 SGD
$2,637 USD
View
A
Retailer 10
-
$3,641 SGD
$2,848 USD
View
B+
Retailer 11
-
$4,469 SGD
ZAR 56,474 ZAR
View
B+
Retailer 12
-
$4,695 SGD
£2,892 GBP
View
B+
Retailer 13
-
$5,419 SGD
$4,239 USD
View
B+
Retailer 14
-
$5,494 SGD
$4,297 USD
View
B+
Retailer 15
-
$6,249 SGD
£3,849 GBP
View
B+
Retailer 16
-
$6,625 SGD
$5,182 USD
View
B+
Retailer 17
-
$6,891 SGD
$5,390 USD
View
Retailer 18
-
$6,986 SGD
$5,465 USD
View
Price last confirmed 12 days ago
B
Retailer 19
-
$13,474 SGD
$10,540 USD
View
Retailer 20
-
$18,992 SGD
$14,856 USD
View
Price last confirmed 9 days ago
Most Expensive
Brilliant Earth
21805140A · Oct 26
$20,339 SGD
$15,910 USD
View
Price under review
20 more retailers have this diamond
Prices start from $1,650 SGDSave up to $11,824 SGD

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
$1,650 SGD