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Radiant|Lab Grown|IGI

1.77ct G VS1 Radiant Lab Grown Diamond

GD • G/VS1 • IGI LG579391390

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

Certificate IGI LG579391390

Diamond specifications and retailer prices

From €221 EUR
$247 USD
As of October 30, 2026
Save €1,900 EUR (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €2,121 EUR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

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 standard cut grade and certified by IGI LG579391390 or 579391390. Listed at 19 retailers as of October 30, 2026, with prices from €221 to €2,121, a €1,900 spread on the same certified stone. Do Amore Diamonds lists it at €2,121. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.77
Carat
G
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579391390
Dimensions8.75 × 5.96 × 4.00 mm
L/W Ratio1.47
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.75 mm5.96 mm1.77 ctG / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579391390
Side View
Table 65.0%Crown 43°Girdle: MediumPavilion 35.2°Culet: NoneDepth 67.1%

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: €2,121 EUR|Low: €217 EUR|High: €2,121 EUR|Avg: €635 EUR|+28.1%
Do Amore Diamonds
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
Retailer 17
November 1, 2026
Retailer 3€221 EUR
Retailer 7€247 EUR
Retailer 17€257 EUR
Retailer 5€275 EUR
Retailer 13€275 EUR
Retailer 10€354 EUR
Retailer 4€359 EUR
Retailer 12€467 EUR
Retailer 16€521 EUR
Retailer 11€533 EUR
Retailer 6€575 EUR
Retailer 15€705 EUR
Retailer 14€974 EUR
Retailer 9€1,124 EUR
Retailer 8€1,187 EUR
Retailer 2€1,214 EUR
Do Amore Diamonds€2,121 EUR

29 data points across 17 retailers

19 retailers€221 EUR to €2,121 EUR

A
Cheapest Retailer
-
€221 EUR
$247 USD
B+
Retailer 2
-
€247 EUR
$276 USD
View
Final sale: no returns
A
Retailer 3
-
€257 EUR
$287 USD
View
Retailer 4
-
€275 EUR
$307 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
€275 EUR
$307 USD
View
B+
Retailer 6
-
€354 EUR
£311 GBP
View
B
Retailer 7
-
€359 EUR
$401 USD
View
B+
Retailer 8
-
€467 EUR
View
B+
Retailer 9
-
€521 EUR
ZAR 9,395 ZAR
View
B+
Retailer 10
-
€533 EUR
£469 GBP
View
B+
Retailer 11
-
€575 EUR
$642 USD
View
B+
Retailer 12
-
€705 EUR
A$1,211 AUD
View
B+
Retailer 13
-
€778 EUR
£684 GBP
View
B
Retailer 14
-
€974 EUR
$1,088 USD
View
Retailer 15
-
€1,063 EUR
$1,187 USD
View
Price last confirmed 84 days ago
B
Retailer 16
-
€1,124 EUR
$1,256 USD
View
B
Retailer 17
-
€1,187 EUR
£1,044 GBP
View
B
Retailer 18
-
€1,214 EUR
£1,068 GBP
View
Most Expensive
C
Do Amore Diamonds
27-2432C2A1F · Nov 1
€2,121 EUR
$2,370 USD
View
18 more retailers have this diamond
Prices start from €221 EURSave up to €1,900 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
€221 EUR