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Radiant|Lab Grown|IGI

1.55ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG803644543

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG803644543

Diamond specifications and retailer prices

From $244 USD
As of October 30, 2026
Save $2,119 USD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,363 USD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant 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 LG803644543 or 803644543. Listed at 15 retailers as of October 30, 2026, with prices from $244 to $2,363, a $2,119 spread on the same certified stone. Frank Darling lists it at $2,363. 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 angle28.5°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803644543
Dimensions8.51 × 5.69 × 3.73 mm
L/W Ratio1.50
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
8.51 mm5.69 mm1.55 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803644543
Side View
Table 64.0%Crown 28.5°Girdle: MediumPavilion 33.4°Culet: NoneDepth 65.6%

Caratlytics Score

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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: $2,363 USD|Low: $240 USD|High: $2,560 USD|Avg: $915 USD|-0.1%
Frank Darling
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
November 1, 2026
Retailer 3$244 USD
Retailer 16$283 USD
Retailer 2$353 USD
Retailer 13$406 USD
Retailer 5$440 USD
Retailer 9$527 USD
Retailer 6$560 USD
Retailer 8$565 USD
Retailer 4$702 USD
Retailer 15$775 USD
Retailer 10$975 USD
Retailer 12$1,072 USD
Retailer 7$1,330 USD
Retailer 11$1,344 USD
Retailer 14$2,340 USD
Frank Darling$2,363 USD

34 data points across 16 retailers

15 retailers$244 USD to $2,363 USD

A
Cheapest Retailer
-
$244 USD
A
Retailer 2
-
$283 USD
View
A
Retailer 3
-
$353 USD
£278 GBP
View
B+
Retailer 4
-
$406 USD
View
Retailer 5
-
$440 USD
View
Price last confirmed 5 days ago
A
Retailer 6
-
$527 USD
€502 EUR
View
Retailer 7
-
$560 USD
View
Price last confirmed 11 days ago
A
Retailer 8
-
$702 USD
View
B+
Retailer 9
-
$775 USD
A$1,193 AUD
View
B+
Retailer 10
-
$975 USD
View
B+
Retailer 11
-
$1,072 USD
View
Retailer 12
-
$1,330 USD
A$2,046 AUD
View
Price last confirmed 31 days ago
B+
Retailer 13
-
$1,344 USD
£1,058 GBP
View
B
Retailer 14
-
$2,340 USD
View
Most Expensive
B
Frank Darling
928615BD · Oct 31
$2,363 USD
View
14 more retailers have this diamond
Prices start from $244 USDSave up to $2,119 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 Radiant
$244 USD