Radiant|Lab Grown|IGI

1.29ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG720547697

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

Certificate IGI LG720547697

Diamond specifications and retailer prices

From $182 USD
As of November 2, 2026
Save $1,038 USD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,220 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.29ct lab-grown radiant diamond

This 1.29ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG720547697 or 720547697. Listed at 17 retailers as of November 2, 2026, with prices from $182 to $1,220, a $1,038 spread on the same certified stone. Brilliant Earth lists it at $1,220. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720547697
Dimensions7.70 × 5.46 × 3.56 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.70 mm5.46 mm1.29 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720547697
Side View
Table 67.0%Crown 45.2°Girdle: MED-STKPavilion 34.1°Culet: NoneDepth 65.2%

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: Nov 2
Current: $1,220 USD|Low: $173 USD|High: $1,220 USD|Avg: $538 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
November 2, 2026
Retailer 15$182 USD
Retailer 14$211 USD
Retailer 3$226 USD
Retailer 4$226 USD
Retailer 13$380 USD
Retailer 11$389 USD
Retailer 7$399 USD
Retailer 10$407 USD
Retailer 9$550 USD
Retailer 6$551 USD
Retailer 2$577 USD
Retailer 8$620 USD
Retailer 16$725 USD
Retailer 5$779 USD
Retailer 12$1,054 USD
Brilliant Earth$1,220 USD

46 data points across 16 retailers

17 retailers$182 USD to $1,220 USD

A
Cheapest Retailer
-
$182 USD
A
Retailer 2
-
$211 USD
View
Retailer 3
-
$226 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$226 USD
View
A
Retailer 5
-
$380 USD
€362 EUR
View
A
Retailer 6
-
$389 USD
ZAR 6,289 ZAR
View
A
Retailer 7
-
$399 USD
View
A
Retailer 8
-
$407 USD
£320 GBP
View
B+
Retailer 9
-
$484 USD
View
B+
Retailer 10
-
$550 USD
A$846 AUD
View
B+
Retailer 11
-
$551 USD
View
B+
Retailer 12
-
$577 USD
View
Retailer 13
-
$620 USD
View
Price last confirmed 14 days ago
B+
Retailer 14
-
$725 USD
View
B
Retailer 15
-
$779 USD
View
B
Retailer 16
-
$1,054 USD
£830 GBP
View
Most Expensive
B
Brilliant Earth
18190443A · Nov 2
$1,220 USD
View
16 more retailers have this diamond
Prices start from $182 USDSave up to $1,038 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
1.29ct Radiant
$182 USD