Heart|Lab Grown|IGI

1.55ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG816615869

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816615869

Diamond specifications and retailer prices

From $251 USD
As of October 27, 2026
Save $1,000 USD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,680 USD at Brilliant Earth · As of October 12, 2026
View at Brilliant Earth

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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816615869 or 816615869. Listed at 20 retailers as of October 26, 2026, with a 398% 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
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615869
Dimensions8.09 × 7.36 × 4.48 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.09 mm7.36 mm1.55 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615869
Side View
Table 58.0%Crown 36.1°Girdle: MED-THKPavilion 39.5°Culet: NoneDepth 55.4%

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 27
Current: $1,680 USD|Low: $245 USD|High: $1,680 USD|Avg: $736 USD
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 29, 2026
Retailer 12$251 USD
Retailer 14$284 USD
Retailer 8$292 USD
Retailer 4$312 USD
Retailer 11$312 USD
Retailer 2$475 USD
Retailer 20$507 USD
Retailer 7$522 USD
Retailer 18$536 USD
Retailer 17$592 USD
Retailer 9$650 USD
Retailer 19$727 USD
Retailer 6$783 USD
Retailer 13$987 USD
Retailer 16$1,016 USD
Retailer 15$1,029 USD
Retailer 10$1,054 USD
Retailer 5$1,108 USD
Retailer 3$1,251 USD
Brilliant Earth$1,680 USD

32 data points across 20 retailers

20 retailers$251 USD to $1,251 USD

A
Cheapest Retailer
-
$251 USD
A
Retailer 2
-
$284 USD
View
Final sale: no returns
A
Retailer 3
-
$292 USD
View
A
Retailer 4
-
$312 USD
View
A
Retailer 5
-
$312 USD
View
A
Retailer 6
-
$475 USD
View
A
Retailer 7
-
$507 USD
€483 EUR
View
A
Retailer 8
-
$522 USD
View
A
Retailer 9
-
$536 USD
ZAR 8,654 ZAR
View
B+
Retailer 10
-
$592 USD
£466 GBP
View
B+
Retailer 11
-
$650 USD
View
B+
Retailer 12
-
$727 USD
A$1,118 AUD
View
B+
Retailer 13
-
$783 USD
View
B+
Retailer 14
-
$987 USD
View
B+
Retailer 15
-
$1,016 USD
View
B+
Retailer 16
-
$1,029 USD
SGD 1,391 SGD
View
B+
Retailer 17
-
$1,054 USD
View
B+
Retailer 18
-
$1,108 USD
View
B+
Retailer 19
-
$1,251 USD
£985 GBP
View
Most Expensive
B
Brilliant Earth
21421327A · Oct 12
$1,680 USD
View
Price last confirmed 16 days ago
19 more retailers have this diamond
Prices start from $251 USDSave up to $1,000 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
$251 USD