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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 $346 CAD
$247 USD
As of October 30, 2026
Save $2,300 CAD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,645 CAD at Do Amore Diamonds · As of October 30, 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 $346 to $2,645, a $2,300 spread on the same certified stone. Do Amore Diamonds lists it at $2,645. 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
Color
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

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 30
Current: $2,645 CAD|Low: $315 CAD|High: $2,645 CAD|Avg: $968 CAD|+2.2%
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
October 30, 2026
Retailer 17$346 CAD
Retailer 6$386 CAD
Retailer 16$402 CAD
Retailer 4$430 CAD
Retailer 11$430 CAD
Retailer 2$555 CAD
Retailer 3$561 CAD
Retailer 9$716 CAD
Retailer 15$814 CAD
Retailer 10$833 CAD
Retailer 5$899 CAD
Retailer 14$1,102 CAD
Retailer 13$1,523 CAD
Retailer 8$1,757 CAD
Retailer 7$1,856 CAD
Retailer 12$1,909 CAD
Do Amore Diamonds$2,645 CAD

29 data points across 17 retailers

19 retailers$346 CAD to $2,645 CAD

A
Cheapest Retailer
-
$346 CAD
$247 USD
A
Retailer 2
-
$386 CAD
$276 USD
View
Final sale: no returns
A
Retailer 3
-
$402 CAD
$287 USD
View
B+
Retailer 4
-
$430 CAD
$307 USD
View
B+
Retailer 5
-
$430 CAD
$307 USD
View
B+
Retailer 6
-
$555 CAD
£312 GBP
View
B
Retailer 7
-
$561 CAD
$401 USD
View
Retailer 8
-
$716 CAD
€487 EUR
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$814 CAD
ZAR 9,395 ZAR
View
B+
Retailer 10
-
$833 CAD
£469 GBP
View
B+
Retailer 11
-
$899 CAD
$642 USD
View
B+
Retailer 12
-
$1,102 CAD
A$1,211 AUD
View
B+
Retailer 13
-
$1,216 CAD
£684 GBP
View
B
Retailer 14
-
$1,523 CAD
$1,088 USD
View
Retailer 15
-
$1,661 CAD
$1,187 USD
View
Price last confirmed 81 days ago
B
Retailer 16
-
$1,757 CAD
$1,256 USD
View
B
Retailer 17
-
$1,856 CAD
£1,044 GBP
View
B
Retailer 18
-
$1,909 CAD
£1,074 GBP
View
Most Expensive
C
Do Amore Diamonds
34-DBS203-3717 · Oct 30
$2,645 CAD
$1,890 USD
View
18 more retailers have this diamond
Prices start from $346 CADSave up to $2,300 CAD

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
$346 CAD