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Oval|Lab Grown|IGI

3.12ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG710560333

Certificate IGI LG710560333

Diamond specifications and retailer prices

From $2,605 USD
Save $12,405 USD (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $15,010 USD at Brilliant Earth
View at Brilliant Earth

About this 3.12ct lab-grown oval diamond

This 3.12ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG710560333 or 710560333. Listed at 20 retailers, with prices from $2,605 to $15,010 at Brilliant Earth, a $12,405 spread on the same certified stone. 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

3.12
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710560333
Dimensions11.49 × 8.28 × 5.10 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.49 mm8.28 mm3.12 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710560333
Side View
Table 61.0%Crown 34.9°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 28
Current: $15,010 USD|Low: $2,083 USD|High: $15,010 USD|Avg: $5,922 USD
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
September 29, 2026
Retailer 17$2,605 USD
Retailer 8$2,687 USD
Retailer 12$2,835 USD
Retailer 18$2,981 USD
Retailer 7$3,185 USD
Retailer 15$3,208 USD
Retailer 16$4,458 USD
Retailer 6$4,477 USD
Retailer 2$4,603 USD
Retailer 13$4,943 USD
Retailer 5$5,387 USD
Retailer 3$5,761 USD
Retailer 10$8,420 USD
Retailer 11$8,557 USD
Retailer 9$8,759 USD
Retailer 4$8,764 USD
Retailer 14$11,400 USD
Brilliant Earth$15,010 USD

38 data points across 18 retailers

20 retailers$2,605 USD to $15,010 USD

A
Cheapest Retailer
-
$2,605 USD
A
Retailer 2
-
$2,687 USD
View
A
Retailer 3
-
$2,835 USD
View
A
Retailer 4
-
$2,981 USD
View
A
Retailer 5
-
$3,185 USD
View
A
Retailer 6
-
$3,208 USD
View
B+
Retailer 7
-
$3,942 USD
HK$30,800 HKD
View
B+
Retailer 8
-
$4,458 USD
View
B+
Retailer 9
-
$4,477 USD
View
B+
Retailer 10
-
$4,613 USD
£3,632 GBP
View
B+
Retailer 11
-
$4,943 USD
€4,708 EUR
View
B+
Retailer 12
-
$5,387 USD
A$8,288 AUD
View
B+
Retailer 13
-
$5,761 USD
£4,536 GBP
View
B
Retailer 14
-
$8,420 USD
View
B
Retailer 15
-
$8,557 USD
£6,738 GBP
View
B
Retailer 16
-
$8,759 USD
View
B
Retailer 17
-
$8,764 USD
View
B
Retailer 18
-
$11,400 USD
SGD 15,405 SGD
View
B
Retailer 19
-
$11,623 USD
View
Most Expensive
B
Brilliant Earth
17310142Y · Sep 29
$15,010 USD
View
19 more retailers have this diamond
Prices start from $2,605 USDSave up to $12,405 USD

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.

A
3.12ct Oval
$2,605 USD