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Heart|Lab Grown|IGI

3.12ct E VS2 Heart Lab Grown Diamond

EX • E/VS2 • IGI LG705519311

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG705519311

Diamond specifications and retailer prices

From $988 SGD
$773 USD
As of October 29, 2026
Save $6,861 SGD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $8,821 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.12ct lab-grown heart diamond

This 3.12ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG705519311 or 705519311. Listed at 19 retailers as of October 29, 2026, with a 694% 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

3.12
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG705519311
Dimensions8.70 × 10.29 × 5.88 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.70 mm10.29 mm3.12 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG705519311
Side View
Table 62.0%Crown 35.6°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 57.1%

Caratlytics Score

How it works →
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 29
Current: $8,821 SGD|Low: $717 SGD|High: $8,821 SGD|Avg: $2,655 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 4$717 SGD
Retailer 12$988 SGD
Retailer 11$1,262 SGD
Retailer 9$1,266 SGD
Retailer 3$1,419 SGD
Retailer 5$1,729 SGD
Retailer 7$2,333 SGD
Retailer 8$2,524 SGD
Retailer 2$3,080 SGD
Retailer 10$3,495 SGD
Retailer 6$4,262 SGD
Do Amore Diamonds$8,821 SGD

42 data points across 12 retailers

19 retailers$988 SGD to $7,849 SGD

Retailer 1
-
$848 SGD
$663 USD
Price last confirmed 29 days ago
Retailer 2
-
$961 SGD
$752 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
$988 SGD
$773 USD
View
Final sale: no returns
Retailer 4
-
$1,024 SGD
$801 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
$1,262 SGD
$987 USD
View
A
Retailer 6
-
$1,266 SGD
$990 USD
View
A
Retailer 7
-
$1,304 SGD
$1,020 USD
View
A
Retailer 8
-
$1,419 SGD
$1,110 USD
View
A
Retailer 9
-
$1,729 SGD
£1,065 GBP
View
B+
Retailer 10
-
$2,333 SGD
A$2,808 AUD
View
B+
Retailer 11
-
$2,524 SGD
$1,974 USD
View
B
Retailer 12
-
$3,080 SGD
A$3,707 AUD
View
Retailer 13
-
$3,179 SGD
$2,487 USD
View
Price last confirmed 30 days ago
B
Retailer 14
-
$3,495 SGD
$2,734 USD
View
B
Retailer 15
-
$3,500 SGD
$2,738 USD
View
B
Retailer 16
-
$4,044 SGD
$3,163 USD
View
B
Retailer 17
-
$4,262 SGD
£2,625 GBP
View
B
Retailer 18
-
$7,849 SGD
$6,140 USD
View
Most Expensive
Do Amore Diamonds
23-705519311 · Oct 29
$8,821 SGD
$6,900 USD
View
Price under review
18 more retailers have this diamond
Prices start from $988 SGDSave up to $6,861 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
3.12ct Heart
$988 SGD