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Heart|Lab Grown|IGI

1.55ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG700579357

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG700579357

Diamond specifications and retailer prices

From $274 USD
As of October 30, 2026
Save $1,155 USD (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,680 USD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 1.55ct lab-grown heart diamond

This 1.55ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG700579357 or 700579357. Listed at 23 retailers as of October 30, 2026, with a 421% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700579357
Dimensions6.84 × 7.88 × 4.80 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.84 mm7.88 mm1.55 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700579357
Side View
Table 60.0%Crown 34.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.9%

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: $1,680 USD|Low: $274 USD|High: $1,680 USD|Avg: $804 USD|+3.1%
Novita Diamonds
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
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Retailer 13
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Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 18$274 USD
Retailer 12$305 USD
Retailer 15$317 USD
Retailer 5$339 USD
Retailer 19$339 USD
Retailer 17$359 USD
Retailer 9$562 USD
Retailer 4$565 USD
Retailer 13$585 USD
Retailer 2$597 USD
Retailer 8$678 USD
Retailer 20$688 USD
Retailer 7$712 USD
Retailer 3$789 USD
Retailer 6$1,043 USD
Retailer 21$1,091 USD
Retailer 14$1,142 USD
Retailer 11$1,305 USD
Retailer 16$1,360 USD
Retailer 10$1,429 USD
Novita Diamonds$1,680 USD

36 data points across 21 retailers

23 retailers$274 USD to $1,429 USD

A
Cheapest Retailer
-
$274 USD
A
Retailer 2
-
$305 USD
View
Final sale: no returns
A
Retailer 3
-
$317 USD
View
Retailer 4
-
$339 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$339 USD
View
A
Retailer 6
-
$359 USD
£283 GBP
View
A
Retailer 7
-
$562 USD
View
A
Retailer 8
-
$565 USD
View
A
Retailer 9
-
$585 USD
ZAR 9,454 ZAR
View
A
Retailer 10
-
$597 USD
£470 GBP
View
B+
Retailer 11
-
$678 USD
View
B+
Retailer 12
-
$688 USD
A$1,058 AUD
View
B+
Retailer 13
-
$712 USD
View
B+
Retailer 14
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$789 USD
A$1,214 AUD
View
Retailer 15
-
$876 USD
View
Price last confirmed 20 days ago
B
Retailer 16
-
$1,043 USD
View
B+
Retailer 17
-
$1,091 USD
View
B
Retailer 18
-
$1,142 USD
View
B+
Retailer 19
-
$1,305 USD
View
B
Retailer 20
-
$1,360 USD
£1,071 GBP
View
Retailer 21
-
$1,372 USD
View
Price last confirmed 21 days ago
B
Retailer 22
-
$1,429 USD
View
Most Expensive
Novita Diamonds
cert_700579357 · Oct 8
$1,680 USD
A$2,585 AUD
View
Price last confirmed 25 days ago
22 more retailers have this diamond
Prices start from $274 USDSave up to $1,155 USD

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
1.55ct Heart
$274 USD