Radiant|Lab Grown|IGI

1.77ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG523265472

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

Certificate IGI LG523265472

Diamond specifications and retailer prices

From $2,120 USD
As of October 29, 2026
Save $955 USD (31%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,358 USD at Cape Diamonds · As of October 29, 2026
View at Cape 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 top-tier cut grade and certified by IGI LG523265472 or 523265472. Listed at 17 retailers as of October 29, 2026, with a 45% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523265472
Dimensions7.79 × 5.87 × 4.04 mm
L/W Ratio1.33
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
7.79 mm5.87 mm1.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523265472
Side View
Table 66.5%Crown 41.3°Girdle: STK-THKPavilionCulet: NoneDepth 68.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $5,358 USD|Low: $2,120 USD|High: $7,907 USD|Avg: $4,798 USD|+2.7%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 7$2,120 USD
Retailer 3$2,813 USD
Retailer 9$2,914 USD
Retailer 2$3,935 USD
Retailer 12$4,006 USD
Retailer 8$4,276 USD
Retailer 11$4,542 USD
Cape Diamonds$5,358 USD
Retailer 4$5,532 USD
Retailer 6$7,268 USD
Retailer 10$7,781 USD
Retailer 5$7,845 USD

43 data points across 12 retailers

17 retailers$2,120 USD to $3,075 USD

B
Cheapest Retailer
-
$2,120 USD
B
Retailer 2
-
$2,512 USD
View
B
Retailer 3
-
$2,733 USD
View
B
Retailer 4
-
$2,813 USD
View
Final sale: no returns
Retailer 5
-
$2,914 USD
View
Price last confirmed 18 days ago
B
Retailer 6
-
$2,914 USD
View
B
Retailer 7
-
$3,075 USD
View
Retailer 8
-
$3,935 USD
£3,098 GBP
View
Price under review
Retailer 9
-
$4,006 USD
View
Price under review
Retailer 10
-
$4,276 USD
View
Price under review
Retailer 11
-
$4,542 USD
View
Price under review
Most Expensive
Cape Diamonds
cert_523265472 · Oct 29
$5,358 USD
ZAR 86,554 ZAR
View
Price under review
11 more retailers have this diamond
Prices start from $2,120 USDSave up to $955 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.

B
1.77ct Radiant
$2,120 USD