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Pear|Lab Grown|IGI

1.51ct D SI1 Pear Lab Grown Diamond

EX • D/SI1 • IGI LG772602942

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG772602942

Diamond specifications and retailer prices

From £145 GBP
$194 USD
As of October 30, 2026
Save £788 GBP (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £933 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.51ct lab-grown pear diamond

This 1.51ct lab-grown pear sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG772602942 or 772602942. Listed at 17 retailers as of October 29, 2026, with prices from £145 to £933, a £788 spread on the same certified stone. Brilliant Earth lists it at £933. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772602942
Dimensions10.55 × 6.32 × 3.79 mm
L/W Ratio1.67
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.55 mm6.32 mm1.51 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772602942
Side View
Table 59.0%Crown 31°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 60.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £933 GBP|Low: £141 GBP|High: £963 GBP|Avg: £441 GBP|-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
October 31, 2026
Retailer 12£145 GBP
Retailer 6£169 GBP
Retailer 3£180 GBP
Retailer 5£180 GBP
Retailer 4£243 GBP
Retailer 2£301 GBP
Retailer 7£328 GBP
Retailer 8£402 GBP
Retailer 13£428 GBP
Retailer 9£463 GBP
Retailer 14£578 GBP
Retailer 10£754 GBP
Retailer 11£845 GBP
Brilliant Earth£933 GBP

44 data points across 14 retailers

17 retailers£145 GBP to £933 GBP

A
Cheapest Retailer
-
£145 GBP
$194 USD
A
Retailer 2
-
£169 GBP
$226 USD
View
A
Retailer 3
-
£180 GBP
$241 USD
View
A
Retailer 4
-
£180 GBP
$241 USD
View
B+
Retailer 5
-
£243 GBP
$325 USD
View
A
Retailer 6
-
£301 GBP
€384 EUR
View
A
Retailer 7
-
£328 GBP
View
B+
Retailer 8
-
£366 GBP
$491 USD
View
B+
Retailer 9
-
£402 GBP
A$828 AUD
View
Retailer 10
-
£424 GBP
$568 USD
View
Price last confirmed 17 days ago
B+
Retailer 11
-
£428 GBP
$573 USD
View
B+
Retailer 12
-
£463 GBP
$620 USD
View
B
Retailer 13
-
£578 GBP
$775 USD
View
Retailer 14
-
£739 GBP
$990 USD
View
Price last confirmed 16 days ago
Retailer 15
-
£754 GBP
$1,010 USD
View
Price last confirmed 10 days ago
Retailer 16
-
£845 GBP
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
17590909A · Oct 29
£933 GBP
$1,250 USD
View
16 more retailers have this diamond
Prices start from £145 GBPSave up to £788 GBP

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
1.51ct Pear
£145 GBP