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Heart|Lab Grown|IGI

20.12ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG802624683

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG802624683

Diamond specifications and retailer prices

From $10,448 SGD
£6,433 GBP
As of November 2, 2026
Save $36,856 SGD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $47,304 SGD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 20.12ct lab-grown heart diamond

This 20.12ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG802624683 or 802624683. Listed at 14 retailers as of October 31, 2026, with prices from $10,448 to $47,304, a $36,856 spread on the same certified stone. Taylor and Hart lists it at $47,304. 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

20.12
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802624683
Dimensions18.87 × 15.69 × 10.69 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.87 mm15.69 mm20.12 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802624683
Side View
Table 57.0%Crown 40.1°Girdle: THK-VTKPavilion 32.8°Culet: NoneDepth 56.7%

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: Nov 2
Current: $14,242 SGD|Low: $10,448 SGD|High: $50,647 SGD|Avg: $19,692 SGD|-20.3%
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
Taylor and Hart
November 3, 2026
Retailer 8$10,448 SGD
Retailer 6$12,560 SGD
Retailer 2$13,404 SGD
Retailer 11$13,940 SGD
Retailer 1$14,242 SGD
Retailer 5$14,395 SGD
Retailer 3$14,572 SGD
Retailer 4$15,353 SGD
Retailer 10$15,503 SGD
Retailer 12$15,549 SGD
Retailer 7$15,555 SGD
Retailer 9$29,386 SGD
Retailer 13$32,311 SGD
Taylor and Hart$47,304 SGD

35 data points across 14 retailers

14 retailers$10,448 SGD to $47,304 SGD

A
Cheapest Retailer
-
$10,448 SGD
£6,433 GBP
B+
Retailer 2
-
$12,560 SGD
$9,821 USD
View
Final sale: no returns
B+
Retailer 3
-
$13,404 SGD
$10,481 USD
View
B+
Retailer 4
-
$13,940 SGD
$10,900 USD
View
B+
Retailer 5
-
$14,242 SGD
$11,136 USD
View
B+
Retailer 6
-
$14,395 SGD
$11,256 USD
View
B+
Retailer 7
-
$14,572 SGD
$11,394 USD
View
B+
Retailer 8
-
$15,353 SGD
$12,005 USD
View
B+
Retailer 9
-
$15,503 SGD
$12,122 USD
View
Retailer 10
-
$15,549 SGD
$12,158 USD
View
Price last confirmed 21 days ago
B+
Retailer 11
-
$15,555 SGD
£9,577 GBP
View
B
Retailer 12
-
$29,386 SGD
A$35,350 AUD
View
B
Retailer 13
-
$32,311 SGD
$25,265 USD
View
Most Expensive
B
Taylor and Hart
6PTYT4W · Oct 31
$47,304 SGD
$36,988 USD
View
13 more retailers have this diamond
Prices start from $10,448 SGDSave up to $36,856 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
20.12ct Heart
$10,448 SGD