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Round|Lab Grown|IGI

3.12ct I VVS2 Round Lab Grown Diamond

EX • I/VVS2 • IGI LG638428429

Shape and cutting style on the report: Round brilliant

Certificate IGI LG638428429

Diamond specifications and retailer prices

From $649 SGD
$508 USD
As of October 31, 2026
Save $4,004 SGD (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,653 SGD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.12ct lab-grown round diamond

This 3.12ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG638428429 or 638428429. Listed at 15 retailers as of October 30, 2026, with prices from $649 to $4,653, a $4,004 spread on the same certified stone. Do Amore Diamonds lists it at $4,653. 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
I
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.3°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638428429
Dimensions9.26 × 9.22 × 5.88 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.26 mm9.22 mm3.12 ctI / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG638428429
Side View
Table 56.0%Crown 35.3°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.6%

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 31
Current: $4,653 SGD|Low: $837 SGD|High: $4,653 SGD|Avg: $1,820 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
Retailer 13
Retailer 14
October 30, 2026
Retailer 4$877 SGD
Retailer 11$920 SGD
Retailer 2$960 SGD
Retailer 12$1,025 SGD
Retailer 13$1,041 SGD
Retailer 14$1,120 SGD
Retailer 6$1,531 SGD
Retailer 7$1,555 SGD
Retailer 10$1,820 SGD
Retailer 9$2,448 SGD
Retailer 3$2,493 SGD
Retailer 8$2,635 SGD
Retailer 5$2,903 SGD
Do Amore Diamonds$4,653 SGD

31 data points across 14 retailers

15 retailers$649 SGD to $4,653 SGD

Retailer 1
-
$649 SGD
$508 USD
Price last confirmed 29 days ago
A
Retailer 2
-
$649 SGD
$508 USD
View
A
Retailer 3
-
$920 SGD
$720 USD
View
A
Retailer 4
-
$960 SGD
£591 GBP
View
B+
Retailer 5
-
$1,025 SGD
$802 USD
View
A
Retailer 6
-
$1,041 SGD
$814 USD
View
A
Retailer 7
-
$1,120 SGD
$876 USD
View
B+
Retailer 8
-
$1,555 SGD
ZAR 19,650 ZAR
View
B
Retailer 9
-
$1,820 SGD
$1,424 USD
View
Retailer 10
-
$2,302 SGD
$1,801 USD
View
Price last confirmed 31 days ago
B
Retailer 11
-
$2,448 SGD
$1,915 USD
View
B
Retailer 12
-
$2,493 SGD
$1,950 USD
View
Retailer 13
-
$2,499 SGD
$1,955 USD
View
Price last confirmed 27 days ago
B
Retailer 14
-
$2,635 SGD
£1,623 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5155C61B2 · Oct 30
$4,653 SGD
$3,640 USD
View
14 more retailers have this diamond
Prices start from $649 SGDSave up to $4,004 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 Round
$649 SGD