Radiant|Lab Grown|IGI

1.27ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG842663387

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

Certificate IGI LG842663387

Diamond specifications and retailer prices

From $405 USD
As of October 29, 2026
Save $345 USD (46%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,070 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.27ct lab-grown radiant diamond

This 1.27ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG842663387 or 842663387. Listed at 16 retailers as of October 29, 2026, with a 85% 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

1.27
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.8°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842663387
Dimensions7.74 × 5.17 × 3.59 mm
L/W Ratio1.50
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.74 mm5.17 mm1.27 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842663387
Side View
Table 68.0%Crown 42.8°Girdle: Slightly ThickPavilion 35.7°Culet: NoneDepth 69.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $1,070 USD|Low: $182 USD|High: $1,377 USD|Avg: $563 USD|-0.5%
Rare Carat
Retailer 2
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October 29, 2026
Retailer 20$182 USD
Retailer 18$204 USD
Retailer 6$212 USD
Retailer 7$227 USD
Retailer 12$230 USD
Retailer 16$258 USD
Retailer 10$310 USD
Retailer 9$390 USD
Retailer 2$405 USD
Retailer 3$438 USD
Retailer 8$553 USD
Retailer 11$565 USD
Retailer 5$623 USD
Retailer 17$723 USD
Retailer 15$738 USD
Retailer 13$750 USD
Retailer 4$768 USD
Retailer 19$777 USD
Retailer 14$1,057 USD
Rare Carat$1,070 USD

17 data points across 20 retailers

16 retailers$405 USD to $750 USD

Retailer 1
-
$182 USD
Price last confirmed 9 days ago
Retailer 2
-
$212 USD
View
Price last confirmed 16 days ago
Retailer 3
-
$227 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$230 USD
View
Price last confirmed 19 days ago
Retailer 5
-
$258 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$310 USD
View
Price last confirmed 18 days ago
Retailer 7
-
$390 USD
View
Price last confirmed 18 days ago
A
Retailer 8
-
$405 USD
View
Retailer 9
-
$565 USD
View
Price last confirmed 19 days ago
B+
Retailer 10
-
$623 USD
View
Retailer 11
-
$723 USD
View
Price last confirmed 8 days ago
Retailer 12
-
$738 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$750 USD
View
Retailer 14
-
$777 USD
View
Price last confirmed 8 days ago
Retailer 15
-
$1,057 USD
View
Price last confirmed 7 days ago
Most Expensive
Rare Carat
CN355-28BA · Oct 18
$1,070 USD
View
Price last confirmed 17 days ago
15 more retailers have this diamond
Prices start from $405 USDSave up to $345 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
1.27ct Radiant
$405 USD