CaratHunter
Plans
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 $12,015 CAD
£6,773 GBP
As of November 1, 2026
Save $34,948 CAD (74%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $46,963 CAD 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 $12,015 to $46,963, a $34,948 spread on the same certified stone. Taylor and Hart lists it at $46,963. 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
Color
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: $12,015 CAD|Low: $12,011 CAD|High: $46,963 CAD|Avg: $20,830 CAD|-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$12,015 CAD
Retailer 14$12,896 CAD
Retailer 4$13,412 CAD
Retailer 2$13,824 CAD
Retailer 10$14,800 CAD
Retailer 3$14,959 CAD
Retailer 11$15,239 CAD
Retailer 13$15,484 CAD
Retailer 6$17,053 CAD
Retailer 9$17,301 CAD
Retailer 8$17,933 CAD
Retailer 7$24,942 CAD
Retailer 12$28,671 CAD
Retailer 5$38,093 CAD
Taylor and Hart$46,963 CAD

36 data points across 15 retailers

15 retailers$12,015 CAD to $46,963 CAD

A
Cheapest Retailer
-
$12,015 CAD
£6,773 GBP
A
Retailer 2
-
$12,896 CAD
$9,232 USD
View
B+
Retailer 3
-
$13,412 CAD
$9,601 USD
View
B+
Retailer 4
-
$13,824 CAD
$9,896 USD
View
B+
Retailer 5
-
$14,800 CAD
$10,595 USD
View
B+
Retailer 6
-
$14,959 CAD
$10,709 USD
View
B+
Retailer 7
-
$15,239 CAD
$10,909 USD
View
B+
Retailer 8
-
$15,484 CAD
HK$86,600 HKD
View
Retailer 9
-
$17,053 CAD
$12,208 USD
View
Price last confirmed 19 days ago
Retailer 10
-
$17,301 CAD
$12,385 USD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$17,933 CAD
£10,108 GBP
View
B
Retailer 12
-
$24,942 CAD
€17,005 EUR
View
B
Retailer 13
-
$28,671 CAD
$20,525 USD
View
B
Retailer 14
-
$38,093 CAD
$27,270 USD
View
Most Expensive
B
Taylor and Hart
I9V68JZ · Oct 31
$46,963 CAD
$33,620 USD
View
14 more retailers have this diamond
Prices start from $12,015 CADSave up to $34,948 CAD

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
$12,015 CAD