Radiant|Lab Grown|IGI

1.03ct G VVS1 Radiant Lab Grown Diamond

ID • G/VVS1 • IGI LG661405555

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

Certificate IGI LG661405555

Diamond specifications and retailer prices

From $319 USD
As of October 31, 2026
Save $240 USD (43%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $736 USD at Rare Carat
View at Rare Carat

About this 1.03ct lab-grown radiant diamond

This 1.03ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG661405555 or 661405555. Listed at 3 retailers as of October 31, 2026, with a 75% 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

1.03
Carat
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG661405555
Dimensions7.11 × 4.88 × 3.30 mm
L/W Ratio1.46
Top View
7.11 mm4.88 mm1.03 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG661405555
Side View
Table 66.0%Crown 43.9°Girdle: MediumPavilion 34.4°Culet: NoneDepth 67.6%

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 31
Current: $319 USD|Low: $315 USD|High: $1,430 USD|Avg: $698 USD|-24.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 2$315 USD
Retailer 1$319 USD
Retailer 10$398 USD
Retailer 8$493 USD
Retailer 5$533 USD
Retailer 4$579 USD
Retailer 11$619 USD
Retailer 6$819 USD
Retailer 9$991 USD
Retailer 3$1,130 USD
Retailer 7$1,430 USD

2 data points across 11 retailers

3 retailers$319 USD to $559 USD

A
Cheapest Retailer
-
$319 USD
B+
Retailer 2
-
$559 USD
£440 GBP
View
Most Expensive
Rare Carat
661405555
$736 USD
View
2 more retailers have this diamond
Prices start from $319 USDSave up to $240 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
1.03ct Radiant
$319 USD