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Radiant|Lab Grown|IGI

1.77ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG536203149

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

Certificate IGI LG536203149

Diamond specifications and retailer prices

From $3,018 AUD
$2,120 USD
As of October 31, 2026
Save $1,360 AUD (31%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,627 AUD 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 LG536203149 or 536203149. Listed at 17 retailers as of October 31, 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG536203149
Dimensions8.00 × 5.88 × 4.08 mm
L/W Ratio1.36
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
8.00 mm5.88 mm1.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG536203149
Side View
Table 66.0%Crown 42.7°Girdle: ThickPavilion 31.9°Culet: NoneDepth 69.4%

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 31
Current: $7,627 AUD|Low: $3,018 AUD|High: $11,256 AUD|Avg: $6,974 AUD|+2.7%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 6$3,018 AUD
Retailer 8$3,576 AUD
Retailer 11$4,005 AUD
Retailer 5$5,556 AUD
Retailer 7$6,087 AUD
Retailer 10$6,466 AUD
Cape Diamonds$7,627 AUD
Retailer 3$7,876 AUD
Retailer 4$10,330 AUD
Retailer 9$11,077 AUD
Retailer 2$11,108 AUD

42 data points across 11 retailers

17 retailers$3,018 AUD to $4,378 AUD

B
Cheapest Retailer
-
$3,018 AUD
$2,120 USD
B
Retailer 2
-
$3,576 AUD
$2,512 USD
View
B
Retailer 3
-
$3,891 AUD
$2,733 USD
View
B
Retailer 4
-
$4,005 AUD
$2,813 USD
View
Final sale: no returns
Retailer 5
-
$4,148 AUD
$2,914 USD
View
Price last confirmed 19 days ago
B
Retailer 6
-
$4,148 AUD
$2,914 USD
View
B
Retailer 7
-
$4,378 AUD
$3,075 USD
View
Retailer 8
-
$5,556 AUD
£3,073 GBP
View
Price under review
Retailer 9
-
$5,703 AUD
$4,006 USD
View
Price under review
Retailer 10
-
$6,087 AUD
$4,276 USD
View
Price under review
Retailer 11
-
$6,466 AUD
$4,542 USD
View
Price under review
Most Expensive
Cape Diamonds
cert_536203149 · Oct 29
$7,627 AUD
ZAR 86,554 ZAR
View
Price under review
11 more retailers have this diamond
Prices start from $3,018 AUDSave up to $1,360 AUD

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
$3,018 AUD