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Radiant|Lab Grown|IGI

1.77ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG680541667

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

Certificate IGI LG680541667

Diamond specifications and retailer prices

From $730 AUD
$513 USD
As of October 26, 2026
Save $979 AUD (57%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,710 AUD at Brilliance · As of October 26, 2026
View at Brilliance

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 LG680541667 or 680541667. Listed at 10 retailers as of October 26, 2026, with prices from $730 to $1,710, a $979 spread on the same certified stone. Brilliance lists it at $1,710. 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 angle40.7°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680541667
Dimensions8.27 × 6.03 × 4.10 mm
L/W Ratio1.37
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.27 mm6.03 mm1.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680541667
Side View
Table 65.0%Crown 40.7°Girdle: Slightly ThickPavilion 35.7°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $1,710 AUD|Low: $434 AUD|High: $3,345 AUD|Avg: $1,368 AUD|+2.5%
Brilliance
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
October 26, 2026
Retailer 11$434 AUD
Retailer 4$689 AUD
Retailer 9$730 AUD
Retailer 10$798 AUD
Retailer 13$904 AUD
Retailer 12$911 AUD
Retailer 3$932 AUD
Retailer 14$1,011 AUD
Retailer 7$1,258 AUD
Retailer 2$1,401 AUD
Retailer 15$1,470 AUD
Retailer 8$1,671 AUD
Brilliance$1,710 AUD
Retailer 5$1,719 AUD
Retailer 16$2,108 AUD
Retailer 6$3,345 AUD

11 data points across 16 retailers

10 retailers$730 AUD to $1,710 AUD

Retailer 1
-
$350 AUD
$246 USD
Price last confirmed 9 days ago
Retailer 2
-
$434 AUD
$305 USD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
$730 AUD
$513 USD
View
A
Retailer 4
-
$798 AUD
£442 GBP
View
A
Retailer 5
-
$904 AUD
$635 USD
View
A
Retailer 6
-
$911 AUD
$640 USD
View
Retailer 7
-
$1,011 AUD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$1,401 AUD
$984 USD
View
B+
Retailer 9
-
$1,470 AUD
$1,033 USD
View
Most Expensive
B+
Brilliance
D32238226 · Oct 26
$1,710 AUD
$1,201 USD
View
9 more retailers have this diamond
Prices start from $730 AUDSave up to $979 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.

A
1.77ct Radiant
$730 AUD