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Heart|Lab Grown|IGI

18.23ct G VS2 Heart Lab Grown Diamond

EX • G/VS2 • IGI LG675574744

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG675574744

Diamond specifications and retailer prices

From $10,996 SGD
£6,773 GBP
As of November 1, 2026
Save $31,984 SGD (74%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $42,979 SGD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 18.23ct lab-grown heart diamond

This 18.23ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG675574744 or 675574744. Listed at 15 retailers as of October 31, 2026, with prices from $10,996 to $42,979, a $31,984 spread on the same certified stone. Taylor and Hart lists it at $42,979. 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

18.23
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG675574744
Dimensions16.50 × 17.74 × 10.81 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.50 mm17.74 mm18.23 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG675574744
Side View
Table 59.0%Crown 39.6°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 60.9%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $10,996 SGD|Low: $10,992 SGD|High: $42,979 SGD|Avg: $19,063 SGD|-13.1%
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
Taylor and Hart
November 1, 2026
Retailer 1$10,996 SGD
Retailer 14$11,802 SGD
Retailer 4$12,274 SGD
Retailer 2$12,651 SGD
Retailer 10$13,545 SGD
Retailer 3$13,690 SGD
Retailer 11$13,946 SGD
Retailer 13$14,171 SGD
Retailer 6$15,607 SGD
Retailer 9$15,833 SGD
Retailer 8$16,412 SGD
Retailer 7$22,826 SGD
Retailer 12$26,239 SGD
Retailer 5$34,862 SGD
Taylor and Hart$42,979 SGD

36 data points across 15 retailers

15 retailers$10,996 SGD to $42,979 SGD

A
Cheapest Retailer
-
$10,996 SGD
£6,773 GBP
A
Retailer 2
-
$11,802 SGD
$9,232 USD
View
B+
Retailer 3
-
$12,274 SGD
$9,601 USD
View
B+
Retailer 4
-
$12,651 SGD
$9,896 USD
View
B+
Retailer 5
-
$13,545 SGD
$10,595 USD
View
B+
Retailer 6
-
$13,690 SGD
$10,709 USD
View
B+
Retailer 7
-
$13,946 SGD
$10,909 USD
View
B+
Retailer 8
-
$14,171 SGD
HK$86,600 HKD
View
Retailer 9
-
$15,607 SGD
$12,208 USD
View
Price last confirmed 20 days ago
Retailer 10
-
$15,833 SGD
$12,385 USD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$16,412 SGD
£10,108 GBP
View
B
Retailer 12
-
$22,826 SGD
€17,005 EUR
View
B
Retailer 13
-
$26,239 SGD
$20,525 USD
View
B
Retailer 14
-
$34,862 SGD
$27,270 USD
View
Most Expensive
B
Taylor and Hart
I9V68JZ · Oct 31
$42,979 SGD
$33,620 USD
View
14 more retailers have this diamond
Prices start from $10,996 SGDSave up to $31,984 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
18.23ct Heart
$10,996 SGD