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Heart|Lab Grown|IGI

12.27ct G VS2 Heart Lab Grown Diamond

ID • G/VS2 • IGI LG627422836

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG627422836

Diamond specifications and retailer prices

From $6,051 AUD
£3,347 GBP
As of November 1, 2026
Save $20,876 AUD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $26,927 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.27ct lab-grown heart diamond

This 12.27ct 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 LG627422836 or 627422836. Listed at 17 retailers as of October 31, 2026, with prices from $6,051 to $26,927, a $20,876 spread on the same certified stone. Taylor and Hart lists it at $26,927. 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

12.27
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627422836
Dimensions14.99 × 16.65 × 8.81 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
14.99 mm16.65 mm12.27 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627422836
Side View
Table 60.0%Crown 31.9°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 52.9%

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: $6,051 AUD|Low: $6,049 AUD|High: $20,938 AUD|Avg: $9,836 AUD|-1.2%
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
November 1, 2026
Retailer 1$6,051 AUD
Retailer 2$6,494 AUD
Retailer 14$6,806 AUD
Retailer 5$7,273 AUD
Retailer 7$7,534 AUD
Retailer 11$7,534 AUD
Retailer 15$7,538 AUD
Retailer 8$7,653 AUD
Retailer 3$8,936 AUD
Retailer 12$9,414 AUD
Retailer 10$9,704 AUD
Retailer 4$11,654 AUD
Retailer 9$12,256 AUD
Retailer 13$13,395 AUD
Retailer 16$14,118 AUD
Retailer 6$20,938 AUD

36 data points across 16 retailers

17 retailers$6,051 AUD to $26,927 AUD

A
Cheapest Retailer
-
$6,051 AUD
£3,347 GBP
A
Retailer 2
-
$6,494 AUD
$4,562 USD
View
A
Retailer 3
-
$6,806 AUD
$4,781 USD
View
A
Retailer 4
-
$7,273 AUD
$5,109 USD
View
Final sale: no returns
A
Retailer 5
-
$7,534 AUD
$5,292 USD
View
Retailer 6
-
$7,534 AUD
$5,292 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
$7,538 AUD
$5,295 USD
View
A
Retailer 8
-
$7,653 AUD
$5,376 USD
View
B+
Retailer 9
-
$8,936 AUD
$6,277 USD
View
B+
Retailer 10
-
$9,414 AUD
$6,613 USD
View
B+
Retailer 11
-
$9,704 AUD
£5,367 GBP
View
B+
Retailer 12
-
$11,654 AUD
$8,186 USD
View
B+
Retailer 13
-
$12,256 AUD
€8,199 EUR
View
B+
Retailer 14
-
$13,395 AUD
$9,409 USD
View
B+
Retailer 15
-
$14,118 AUD
$9,917 USD
View
B
Retailer 16
-
$20,938 AUD
$14,708 USD
View
Most Expensive
B
Taylor and Hart
W9WHQIR · Oct 31
$26,927 AUD
$18,915 USD
View
16 more retailers have this diamond
Prices start from $6,051 AUDSave up to $20,876 AUD

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
12.27ct Heart
$6,051 AUD