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Heart|Lab Grown|IGI

1.66ct G VS2 Heart Lab Grown Diamond

EX • G/VS2 • IGI LG536207228

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG536207228

Diamond specifications and retailer prices

From $640 NZD
$360 USD
As of November 1, 2026
Save $2,550 NZD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,190 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1.66ct lab-grown heart diamond

This 1.66ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG536207228 or 536207228. Listed at 14 retailers as of October 31, 2026, with prices from $640 to $3,190, a $2,550 spread on the same certified stone. Taylor and Hart lists it at $3,190. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG536207228
Dimensions7.13 × 8.42 × 4.89 mm
L/W Ratio1.18
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
7.13 mm8.42 mm1.66 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG536207228
Side View
Table 60.0%Crown 36.6°Girdle: THN-STKPavilion 40.3°Culet: NoneDepth 58.1%

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: $1,264 NZD|Low: $457 NZD|High: $3,190 NZD|Avg: $1,622 NZD|+3.1%
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
Retailer 15
Taylor and Hart
November 2, 2026
Retailer 11$571 NZD
Retailer 3$640 NZD
Retailer 2$663 NZD
Retailer 12$707 NZD
Retailer 5$1,054 NZD
Retailer 9$1,057 NZD
Retailer 15$1,148 NZD
Retailer 1$1,264 NZD
Retailer 7$1,465 NZD
Retailer 6$1,575 NZD
Retailer 10$2,076 NZD
Retailer 14$2,275 NZD
Retailer 4$2,563 NZD
Retailer 13$2,719 NZD
Retailer 8$2,837 NZD
Taylor and Hart$3,190 NZD

44 data points across 16 retailers

14 retailers$640 NZD to $3,190 NZD

Retailer 1
-
$571 NZD
$321 USD
Price last confirmed 14 days ago
A
Retailer 2
-
$640 NZD
$360 USD
View
Final sale: no returns
Retailer 3
-
$663 NZD
$373 USD
View
Price last confirmed 18 days ago
Retailer 4
-
$707 NZD
$398 USD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
$1,054 NZD
$593 USD
View
A
Retailer 6
-
$1,057 NZD
$595 USD
View
B+
Retailer 7
-
$1,148 NZD
$646 USD
View
B+
Retailer 8
-
$1,264 NZD
£560 GBP
View
B
Retailer 9
-
$2,076 NZD
$1,168 USD
View
Retailer 10
-
$2,275 NZD
$1,280 USD
View
Price last confirmed 13 days ago
B
Retailer 11
-
$2,563 NZD
SGD 1,949 SGD
View
B
Retailer 12
-
$2,719 NZD
$1,530 USD
View
B
Retailer 13
-
$2,837 NZD
£1,257 GBP
View
Most Expensive
B
Taylor and Hart
91OULTX · Oct 31
$3,190 NZD
$1,795 USD
View
13 more retailers have this diamond
Prices start from $640 NZDSave up to $2,550 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
1.66ct Heart
$640 NZD