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Radiant|Lab Grown|IGI

1.77ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG601393268

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

Certificate IGI LG601393268

Diamond specifications and retailer prices

From $390 NZD
$220 USD
As of October 30, 2026
Save $2,715 NZD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,105 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 LG601393268 or 601393268. Listed at 21 retailers as of October 30, 2026, with prices from $390 to $3,105, a $2,715 spread on the same certified stone. Brilliant Earth lists it at $3,105. 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 angle44.2°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG601393268
Dimensions8.70 × 5.95 × 4.01 mm
L/W Ratio1.46
Culet sizePointed
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
8.70 mm5.95 mm1.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG601393268
Side View
Table 67.0%Crown 44.2°Girdle: MediumPavilion 35.9°Culet: NoneDepth 67.4%

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 30
Current: $3,105 NZD|Low: $367 NZD|High: $3,655 NZD|Avg: $1,166 NZD|-4.9%
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 3$390 NZD
Retailer 19$438 NZD
Retailer 17$454 NZD
Retailer 5$484 NZD
Retailer 6$484 NZD
Retailer 20$570 NZD
Retailer 11$827 NZD
Retailer 14$833 NZD
Retailer 2$837 NZD
Retailer 13$902 NZD
Retailer 7$1,086 NZD
Retailer 9$1,112 NZD
Retailer 16$1,133 NZD
Retailer 4$1,560 NZD
Retailer 18$1,565 NZD
Retailer 10$1,652 NZD
Retailer 15$1,954 NZD
Retailer 8$1,975 NZD
Retailer 12$2,233 NZD
Brilliant Earth$3,105 NZD

37 data points across 20 retailers

21 retailers$390 NZD to $3,105 NZD

A
Cheapest Retailer
-
$390 NZD
$220 USD
A
Retailer 2
-
$438 NZD
$247 USD
View
Final sale: no returns
A
Retailer 3
-
$454 NZD
$256 USD
View
Retailer 4
-
$484 NZD
$273 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$484 NZD
$273 USD
View
Retailer 6
-
$570 NZD
£253 GBP
View
Price last confirmed 15 days ago
B+
Retailer 7
-
$827 NZD
$466 USD
View
A
Retailer 8
-
$833 NZD
€447 EUR
View
A
Retailer 9
-
$837 NZD
ZAR 7,623 ZAR
View
A
Retailer 10
-
$902 NZD
£400 GBP
View
A
Retailer 11
-
$1,086 NZD
$612 USD
View
A
Retailer 12
-
$1,112 NZD
$627 USD
View
A
Retailer 13
-
$1,133 NZD
A$982 AUD
View
B+
Retailer 14
-
$1,560 NZD
$879 USD
View
B+
Retailer 15
-
$1,565 NZD
£694 GBP
View
B+
Retailer 16
-
$1,565 NZD
$882 USD
View
B+
Retailer 17
-
$1,652 NZD
$931 USD
View
B+
Retailer 18
-
$1,954 NZD
£867 GBP
View
B+
Retailer 19
-
$1,975 NZD
$1,113 USD
View
Retailer 20
-
$2,233 NZD
$1,259 USD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
8408246A · Oct 31
$3,105 NZD
$1,750 USD
View
20 more retailers have this diamond
Prices start from $390 NZDSave up to $2,715 NZD

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 NZD