Radiant|Lab Grown|IGI

1.28ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG618404876

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

Certificate IGI LG618404876

Diamond specifications and retailer prices

From $272 USD
As of October 29, 2026
Save $1,278 USD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,550 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG618404876 or 618404876. Listed at 11 retailers as of October 29, 2026, with prices from $272 to $1,550, a $1,278 spread on the same certified stone. Do Amore Diamonds lists it at $1,550. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618404876
Dimensions7.82 × 5.48 × 3.67 mm
L/W Ratio1.43
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
7.82 mm5.48 mm1.28 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618404876
Side View
Table 65.0%Crown 39.7°Girdle: MediumPavilion 35.7°Culet: NoneDepth 67.0%

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 29
Current: $1,550 USD|Low: $159 USD|High: $1,590 USD|Avg: $602 USD|-2.5%
Do Amore Diamonds
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 13$162 USD
Retailer 10$188 USD
Retailer 2$272 USD
Retailer 15$364 USD
Retailer 3$403 USD
Retailer 6$425 USD
Retailer 5$475 USD
Retailer 7$524 USD
Retailer 8$540 USD
Retailer 12$635 USD
Retailer 11$682 USD
Retailer 14$713 USD
Retailer 4$931 USD
Retailer 9$1,037 USD
Do Amore Diamonds$1,550 USD

37 data points across 15 retailers

11 retailers$272 USD to $1,550 USD

Retailer 1
-
$162 USD
Price last confirmed 8 days ago
Retailer 2
-
$188 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$272 USD
View
Retailer 4
-
$364 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$540 USD
View
Price last confirmed 9 days ago
Retailer 6
-
$635 USD
View
Price last confirmed 14 days ago
Retailer 7
-
$682 USD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$713 USD
View
B
Retailer 9
-
$885 USD
View
Retailer 10
-
$1,037 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-772E13FB4 · Oct 29
$1,550 USD
View
10 more retailers have this diamond
Prices start from $272 USDSave up to $1,278 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
1.28ct Radiant
$272 USD