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Radiant|Lab Grown|IGI

1.77ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG596309191

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

Certificate IGI LG596309191

Diamond specifications and retailer prices

From €417 EUR
$466 USD
As of October 30, 2026
Save €1,149 EUR (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,566 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.77ct lab-grown radiant diamond

This 1.77ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG596309191 or 596309191. Listed at 16 retailers as of October 30, 2026, with prices from €417 to €1,566, a €1,149 spread on the same certified stone. Brilliant Earth lists it at €1,566. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG596309191
Dimensions8.76 × 5.89 × 4.02 mm
L/W Ratio1.49
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
8.76 mm5.89 mm1.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG596309191
Side View
Table 66.0%Crown 45.1°Girdle: MediumPavilion 35.6°Culet: NoneDepth 68.3%

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 30
Current: €1,566 EUR|Low: €207 EUR|High: €1,853 EUR|Avg: €675 EUR|-15.5%
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
October 31, 2026
Retailer 3€220 EUR
Retailer 7€230 EUR
Retailer 5€417 EUR
Retailer 2€420 EUR
Retailer 11€420 EUR
Retailer 9€455 EUR
Retailer 14€548 EUR
Retailer 16€561 EUR
Retailer 12€571 EUR
Retailer 13€789 EUR
Retailer 8€832 EUR
Retailer 4€834 EUR
Retailer 10€986 EUR
Retailer 15€996 EUR
Retailer 6€1,127 EUR
Brilliant Earth€1,566 EUR

40 data points across 16 retailers

16 retailers€417 EUR to €1,566 EUR

Retailer 1
-
€215 EUR
$240 USD
Price last confirmed 35 days ago
Retailer 2
-
€226 EUR
$253 USD
View
Price last confirmed 35 days ago
B+
Retailer 3
-
€417 EUR
$466 USD
View
A
Retailer 4
-
€420 EUR
View
A
Retailer 5
-
€420 EUR
ZAR 7,585 ZAR
View
A
Retailer 6
-
€455 EUR
£400 GBP
View
A
Retailer 7
-
€548 EUR
$612 USD
View
A
Retailer 8
-
€561 EUR
$627 USD
View
A
Retailer 9
-
€571 EUR
A$982 AUD
View
B+
Retailer 10
-
€789 EUR
£694 GBP
View
B+
Retailer 11
-
€789 EUR
$882 USD
View
B+
Retailer 12
-
€834 EUR
$931 USD
View
B+
Retailer 13
-
€986 EUR
£867 GBP
View
B+
Retailer 14
-
€996 EUR
$1,113 USD
View
Retailer 15
-
€1,127 EUR
$1,259 USD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
7939372A · Oct 31
€1,566 EUR
$1,750 USD
View
15 more retailers have this diamond
Prices start from €417 EURSave up to €1,149 EUR

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
1.77ct Radiant
€417 EUR