Radiant|Lab Grown|IGI

1.27ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG836665359

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

Certificate IGI LG836665359

Diamond specifications and retailer prices

From $216 USD
As of October 28, 2026
Save $1,004 USD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,220 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG836665359 or 836665359. Listed at 13 retailers as of October 28, 2026, with prices from $216 to $1,220, a $1,004 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

1.27
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836665359
Dimensions7.84 × 5.25 × 3.57 mm
L/W Ratio1.49
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.84 mm5.25 mm1.27 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836665359
Side View
Table 67.0%Crown 43.4°Girdle: MediumPavilion 35.2°Culet: NoneDepth 68.0%

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 28
Current: $1,220 USD|Low: $216 USD|High: $1,220 USD|Avg: $645 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
October 30, 2026
Retailer 13$216 USD
Retailer 2$301 USD
Retailer 7$412 USD
Retailer 4$419 USD
Retailer 6$438 USD
Retailer 9$449 USD
Retailer 10$472 USD
Retailer 8$586 USD
Retailer 5$645 USD
Retailer 12$774 USD
Retailer 11$1,128 USD
Retailer 3$1,173 USD
Brilliant Earth$1,220 USD

13 data points across 13 retailers

13 retailers$216 USD to $1,220 USD

A
Cheapest Retailer
-
$216 USD
Final sale: no returns
A
Retailer 2
-
$301 USD
£237 GBP
View
A
Retailer 3
-
$412 USD
ZAR 6,658 ZAR
View
A
Retailer 4
-
$419 USD
View
A
Retailer 5
-
$438 USD
£345 GBP
View
A
Retailer 6
-
$449 USD
€428 EUR
View
A
Retailer 7
-
$472 USD
View
B+
Retailer 8
-
$586 USD
A$901 AUD
View
Retailer 9
-
$645 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$774 USD
View
B
Retailer 11
-
$1,128 USD
£888 GBP
View
B
Retailer 12
-
$1,173 USD
View
Most Expensive
B
Brilliant Earth
22163064A · Oct 29
$1,220 USD
View
12 more retailers have this diamond
Prices start from $216 USDSave up to $1,004 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
$216 USD