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Radiant|Lab Grown|IGI

3.77ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG576338050

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

Certificate IGI LG576338050

Diamond specifications and retailer prices

From $1,215 NZD
$685 USD
As of October 31, 2026
Save $4,303 NZD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,518 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.77ct lab-grown radiant diamond

This 3.77ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG576338050 or 576338050. Listed at 15 retailers as of October 31, 2026, with prices from $1,215 to $5,518, a $4,303 spread on the same certified stone. Brilliant Earth lists it at $5,518. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.77
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG576338050
Dimensions11.24 × 7.58 × 5.15 mm
L/W Ratio1.48
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
11.24 mm7.58 mm3.77 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG576338050
Side View
Table 66.0%Crown 41°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 67.9%

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 31
Current: $5,518 NZD|Low: $836 NZD|High: $5,696 NZD|Avg: $2,513 NZD|-3.1%
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
November 1, 2026
Retailer 6$836 NZD
Retailer 5$926 NZD
Retailer 9$1,215 NZD
Retailer 15$1,513 NZD
Retailer 8$1,516 NZD
Retailer 2$1,591 NZD
Retailer 14$1,680 NZD
Retailer 13$2,223 NZD
Retailer 7$2,515 NZD
Retailer 11$2,589 NZD
Retailer 4$3,155 NZD
Retailer 10$3,542 NZD
Retailer 3$3,604 NZD
Retailer 12$4,383 NZD
Brilliant Earth$5,518 NZD

39 data points across 15 retailers

15 retailers$1,215 NZD to $5,518 NZD

Retailer 1
-
$836 NZD
$471 USD
Price last confirmed 34 days ago
Retailer 2
-
$914 NZD
$515 USD
View
Price last confirmed 34 days ago
A
Retailer 3
-
$1,215 NZD
$685 USD
View
B+
Retailer 4
-
$1,513 NZD
$853 USD
View
A
Retailer 5
-
$1,516 NZD
€814 EUR
View
A
Retailer 6
-
$1,591 NZD
£706 GBP
View
A
Retailer 7
-
$1,680 NZD
$947 USD
View
A
Retailer 8
-
$2,223 NZD
$1,253 USD
View
B+
Retailer 9
-
$2,589 NZD
$1,459 USD
View
B+
Retailer 10
-
$2,932 NZD
£1,301 GBP
View
Retailer 11
-
$3,155 NZD
$1,778 USD
View
Price last confirmed 13 days ago
B+
Retailer 12
-
$3,542 NZD
£1,572 GBP
View
B+
Retailer 13
-
$3,604 NZD
$2,031 USD
View
B+
Retailer 14
-
$4,383 NZD
$2,470 USD
View
Most Expensive
B
Brilliant Earth
7624671A · Oct 31
$5,518 NZD
$3,110 USD
View
14 more retailers have this diamond
Prices start from $1,215 NZDSave up to $4,303 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
3.77ct Radiant
$1,215 NZD