Pear|Lab Grown|IGI

40.18ct I VS1 Pear Lab Grown Diamond

ID • I/VS1 • IGI LG775642457

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG775642457

Diamond specifications and retailer prices

From $19,075 USD
£15,020 GBP
As of October 30, 2026
Save $15,761 USD (45%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $89,874 USD at Adiamor · As of October 31, 2026
View at Adiamor

About this 40.18ct lab-grown pear diamond

This 40.18ct lab-grown pear sits in the over five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG775642457 or 775642457. Listed at 5 retailers as of October 29, 2026, with a 83% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

40.18
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG775642457
Dimensions28.80 × 18.27 × 11.41 mm
L/W Ratio1.58
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
28.80 mm18.27 mm40.18 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG775642457
Side View
Table 56.0%Crown 41.9°Girdle: STK-VTKPavilion 35.6°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $89,874 USD|Low: $19,011 USD|High: $90,217 USD|Avg: $40,206 USD|-0.4%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 2$19,075 USD
Retailer 3$27,778 USD
Retailer 4$30,694 USD
Retailer 6$33,223 USD
Retailer 5$34,836 USD
Adiamor$89,874 USD

33 data points across 6 retailers

5 retailers$19,075 USD to $34,836 USD

B+
Cheapest Retailer
-
$19,075 USD
£15,020 GBP
B
Retailer 2
-
$27,778 USD
View
Retailer 3
-
$30,694 USD
View
Price last confirmed 9 days ago
B
Retailer 4
-
$34,836 USD
View
Final sale: no returns
Most Expensive
Adiamor
D-78391197 · Oct 31
$89,874 USD
View
Price under review
4 more retailers have this diamond
Prices start from $19,075 USDSave up to $15,761 USD

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+
40.18ct Pear
$19,075 USD