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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 $390 SGD
$305 USD
As of October 25, 2026
Save $1,145 SGD (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,535 SGD 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 25, 2026, with prices from $390 to $1,535, a $1,145 spread on the same certified stone. Brilliance lists it at $1,535. 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

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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 25
Current: $1,535 SGD|Low: $390 SGD|High: $3,004 SGD|Avg: $1,228 SGD|+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$390 SGD
Retailer 4$619 SGD
Retailer 9$656 SGD
Retailer 10$717 SGD
Retailer 13$812 SGD
Retailer 12$818 SGD
Retailer 3$837 SGD
Retailer 14$908 SGD
Retailer 7$1,130 SGD
Retailer 2$1,258 SGD
Retailer 15$1,320 SGD
Retailer 8$1,500 SGD
Brilliance$1,535 SGD
Retailer 5$1,543 SGD
Retailer 16$1,893 SGD
Retailer 6$3,004 SGD

11 data points across 16 retailers

10 retailers$390 SGD to $1,535 SGD

Retailer 1
-
$314 SGD
$246 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$390 SGD
$305 USD
View
B+
Retailer 3
-
$656 SGD
$513 USD
View
A
Retailer 4
-
$717 SGD
£442 GBP
View
A
Retailer 5
-
$812 SGD
$635 USD
View
A
Retailer 6
-
$818 SGD
$640 USD
View
Retailer 7
-
$908 SGD
A$1,093 AUD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$1,258 SGD
$984 USD
View
B+
Retailer 9
-
$1,320 SGD
$1,033 USD
View
Most Expensive
B+
Brilliance
D32238226 · Oct 26
$1,535 SGD
$1,201 USD
View
9 more retailers have this diamond
Prices start from $390 SGDSave up to $1,145 SGD

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
$390 SGD