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Heart|Lab Grown|IGI

1.70ct I VS1 Heart Lab Grown Diamond

ID • I/VS1 • IGI LG523265460

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG523265460

Diamond specifications and retailer prices

From $665 NZD
$375 USD
As of October 30, 2026
Save $3,536 NZD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,202 NZD at Ting Diamond · As of November 1, 2026
View at Ting Diamond

About this 1.7ct lab-grown heart diamond

This 1.7ct lab-grown heart sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG523265460 or 523265460. Listed at 14 retailers as of October 30, 2026, with prices from $665 to $4,202, a $3,536 spread on the same certified stone. Ting Diamond lists it at $4,202. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523265460
Dimensions8.47 × 7.25 × 4.85 mm
L/W Ratio1.17
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
8.47 mm7.25 mm1.70 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523265460
Side View
Table 62.5%Crown 33.7°Girdle: STK-THKPavilion 39.1°Culet: NoneDepth 57.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,227 NZD|Low: $639 NZD|High: $3,265 NZD|Avg: $1,616 NZD|+1.9%
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
November 1, 2026
Retailer 11$665 NZD
Retailer 3$745 NZD
Retailer 4$825 NZD
Retailer 12$825 NZD
Retailer 6$1,080 NZD
Retailer 9$1,091 NZD
Retailer 5$1,274 NZD
Retailer 2$1,317 NZD
Retailer 8$1,419 NZD
Retailer 7$2,005 NZD
Retailer 10$2,315 NZD
Retailer 13$2,654 NZD
Retailer 1$3,227 NZD

41 data points across 13 retailers

14 retailers$665 NZD to $4,202 NZD

A
Cheapest Retailer
-
$665 NZD
$375 USD
A
Retailer 2
-
$745 NZD
$420 USD
View
Retailer 3
-
$825 NZD
$465 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$825 NZD
$465 USD
View
A
Retailer 5
-
$1,080 NZD
£479 GBP
View
A
Retailer 6
-
$1,091 NZD
$615 USD
View
B+
Retailer 7
-
$1,274 NZD
$718 USD
View
B+
Retailer 8
-
$1,317 NZD
$742 USD
View
B+
Retailer 9
-
$1,419 NZD
ZAR 12,918 ZAR
View
B+
Retailer 10
-
$2,005 NZD
$1,130 USD
View
B
Retailer 11
-
$2,315 NZD
$1,305 USD
View
B
Retailer 12
-
$2,654 NZD
$1,496 USD
View
B
Retailer 13
-
$3,227 NZD
£1,432 GBP
View
Most Expensive
B
Ting Diamond
7036890 · Nov 1
$4,202 NZD
HK$18,500 HKD
View
13 more retailers have this diamond
Prices start from $665 NZDSave up to $3,536 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
1.70ct Heart
$665 NZD