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Heart|Lab Grown|IGI

11.50ct G VS2 Heart Lab Grown Diamond

ID • G/VS2 • IGI LG628477028

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG628477028

Diamond specifications and retailer prices

From $7,606 NZD
$4,287 USD
As of October 30, 2026
Save $23,826 NZD (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $31,432 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 11.5ct lab-grown heart diamond

This 11.5ct 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 LG628477028 or 628477028. Listed at 19 retailers as of October 30, 2026, with prices from $7,606 to $31,432, a $23,826 spread on the same certified stone. Taylor and Hart lists it at $31,432. 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

11.50
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628477028
Dimensions15.35 × 14.21 × 9.13 mm
L/W Ratio1.08
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
15.35 mm14.21 mm11.50 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628477028
Side View
Table 62.0%Crown 41.1°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 59.5%

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: Oct 30
Current: $11,428 NZD|Low: $7,303 NZD|High: $31,458 NZD|Avg: $14,183 NZD|+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
November 2, 2026
Retailer 12$7,606 NZD
Retailer 3$7,972 NZD
Retailer 6$8,518 NZD
Retailer 14$8,824 NZD
Retailer 5$8,861 NZD
Retailer 11$8,907 NZD
Retailer 2$11,026 NZD
Retailer 1$11,428 NZD
Retailer 10$11,481 NZD
Retailer 15$13,657 NZD
Retailer 9$14,088 NZD
Retailer 7$14,838 NZD
Retailer 8$16,490 NZD
Retailer 4$30,268 NZD
Retailer 13$30,518 NZD

39 data points across 15 retailers

19 retailers$7,606 NZD to $31,432 NZD

A
Cheapest Retailer
-
$7,606 NZD
$4,287 USD
A
Retailer 2
-
$7,972 NZD
$4,493 USD
View
A
Retailer 3
-
$8,518 NZD
$4,801 USD
View
Final sale: no returns
A
Retailer 4
-
$8,824 NZD
$4,973 USD
View
Retailer 5
-
$8,824 NZD
$4,973 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$8,861 NZD
$4,994 USD
View
A
Retailer 7
-
$8,907 NZD
$5,020 USD
View
B+
Retailer 8
-
$10,447 NZD
HK$46,000 HKD
View
B+
Retailer 9
-
$11,026 NZD
$6,214 USD
View
B+
Retailer 10
-
$11,428 NZD
£5,072 GBP
View
B+
Retailer 11
-
$11,481 NZD
$6,471 USD
View
B+
Retailer 12
-
$13,657 NZD
$7,697 USD
View
B+
Retailer 13
-
$14,088 NZD
€7,562 EUR
View
B+
Retailer 14
-
$14,838 NZD
$8,363 USD
View
B+
Retailer 15
-
$16,490 NZD
$9,294 USD
View
B
Retailer 16
-
$24,516 NZD
$13,817 USD
View
B
Retailer 17
-
$30,268 NZD
SGD 23,053 SGD
View
B
Retailer 18
-
$30,518 NZD
$17,200 USD
View
Most Expensive
B
Taylor and Hart
CEHWEWQ · Oct 31
$31,432 NZD
$17,715 USD
View
18 more retailers have this diamond
Prices start from $7,606 NZDSave up to $23,826 NZD

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
11.50ct Heart
$7,606 NZD