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Heart|Lab Grown|IGI

12.80ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG617449446

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG617449446

Diamond specifications and retailer prices

From $7,370 CAD
£4,153 GBP
As of November 2, 2026
Save $24,954 CAD (77%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $32,323 CAD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.8ct lab-grown heart diamond

This 12.8ct 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 LG617449446 or 617449446. Listed at 21 retailers as of October 31, 2026, with prices from $7,370 to $32,323, a $24,954 spread on the same certified stone. Taylor and Hart lists it at $32,323. 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

12.80
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617449446
Dimensions15.99 × 14.40 × 9.42 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
15.99 mm14.40 mm12.80 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617449446
Side View
Table 59.0%Crown 37.1°Girdle: MED-THKPavilion 39.9°Culet: NoneDepth 58.9%

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 2
Current: $11,672 CAD|Low: $7,367 CAD|High: $23,303 CAD|Avg: $11,837 CAD|-0.5%
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
Retailer 15
Retailer 16
Retailer 17
November 3, 2026
Retailer 12$7,370 CAD
Retailer 4$7,911 CAD
Retailer 2$8,291 CAD
Retailer 9$8,858 CAD
Retailer 8$8,967 CAD
Retailer 7$9,177 CAD
Retailer 15$9,177 CAD
Retailer 5$9,181 CAD
Retailer 10$10,504 CAD
Retailer 16$10,893 CAD
Retailer 1$11,672 CAD
Retailer 6$14,168 CAD
Retailer 14$14,204 CAD
Retailer 17$14,963 CAD
Retailer 11$15,056 CAD
Retailer 3$17,335 CAD
Retailer 13$17,507 CAD

39 data points across 17 retailers

21 retailers$7,370 CAD to $32,323 CAD

A
Cheapest Retailer
-
$7,370 CAD
£4,153 GBP
A
Retailer 2
-
$7,911 CAD
$5,661 USD
View
A
Retailer 3
-
$8,291 CAD
$5,933 USD
View
B+
Retailer 4
-
$8,858 CAD
$6,339 USD
View
Final sale: no returns
B+
Retailer 5
-
$8,967 CAD
$6,417 USD
View
Retailer 6
-
$9,177 CAD
$6,567 USD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
$9,177 CAD
$6,567 USD
View
A
Retailer 8
-
$9,181 CAD
$6,570 USD
View
B+
Retailer 9
-
$10,504 CAD
$7,517 USD
View
B+
Retailer 10
-
$10,893 CAD
$7,795 USD
View
B+
Retailer 11
-
$11,672 CAD
£6,577 GBP
View
Retailer 12
-
$11,720 CAD
$8,387 USD
View
Price last confirmed 19 days ago
B
Retailer 13
-
$14,168 CAD
$10,139 USD
View
B+
Retailer 14
-
$14,204 CAD
ZAR 164,211 ZAR
View
B
Retailer 15
-
$14,963 CAD
$10,708 USD
View
B
Retailer 16
-
$15,056 CAD
€10,261 EUR
View
B
Retailer 17
-
$17,335 CAD
$12,405 USD
View
B
Retailer 18
-
$17,507 CAD
A$19,274 AUD
View
B
Retailer 19
-
$22,082 CAD
$15,802 USD
View
B
Retailer 20
-
$25,525 CAD
$18,266 USD
View
Most Expensive
B
Taylor and Hart
8BL32P5 · Oct 31
$32,323 CAD
$23,131 USD
View
20 more retailers have this diamond
Prices start from $7,370 CADSave up to $24,954 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
12.80ct Heart
$7,370 CAD