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 $247 USD
As of October 30, 2026
Save $1,643 USD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,890 USD 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 $247 to $1,890, a $1,643 spread on the same certified stone. Do Amore Diamonds lists it at $1,890. 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

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,890 USD|Low: $225 USD|High: $1,890 USD|Avg: $692 USD|+2.2%
Do Amore Diamonds
Retailer 2
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Retailer 11
Retailer 12
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Retailer 17
October 30, 2026
Retailer 17$247 USD
Retailer 6$276 USD
Retailer 16$287 USD
Retailer 4$307 USD
Retailer 11$307 USD
Retailer 2$397 USD
Retailer 3$401 USD
Retailer 9$511 USD
Retailer 15$582 USD
Retailer 10$595 USD
Retailer 5$642 USD
Retailer 14$787 USD
Retailer 13$1,088 USD
Retailer 8$1,256 USD
Retailer 7$1,326 USD
Retailer 12$1,364 USD
Do Amore Diamonds$1,890 USD

29 data points across 17 retailers

19 retailers$247 USD to $1,890 USD

A
Cheapest Retailer
-
$247 USD
A
Retailer 2
-
$276 USD
View
Final sale: no returns
A
Retailer 3
-
$287 USD
View
B+
Retailer 4
-
$307 USD
View
B+
Retailer 5
-
$307 USD
View
B+
Retailer 6
-
$397 USD
£312 GBP
View
B
Retailer 7
-
$401 USD
View
Retailer 8
-
$511 USD
€487 EUR
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$582 USD
ZAR 9,395 ZAR
View
B+
Retailer 10
-
$595 USD
£469 GBP
View
B+
Retailer 11
-
$642 USD
View
B+
Retailer 12
-
$787 USD
A$1,211 AUD
View
B+
Retailer 13
-
$869 USD
£684 GBP
View
B
Retailer 14
-
$1,088 USD
View
Retailer 15
-
$1,187 USD
View
Price last confirmed 82 days ago
B
Retailer 16
-
$1,256 USD
View
B
Retailer 17
-
$1,326 USD
£1,044 GBP
View
B
Retailer 18
-
$1,364 USD
£1,074 GBP
View
Most Expensive
C
Do Amore Diamonds
34-DBS203-3717 · Oct 30
$1,890 USD
View
18 more retailers have this diamond
Prices start from $247 USDSave up to $1,643 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
1.77ct Radiant
$247 USD