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Pear|Lab Grown|IGI

1.51ct I SI1 Pear Lab Grown Diamond

VG • I/SI1 • IGI LG425066939

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG425066939

Diamond specifications and retailer prices

From £642 GBP
$860 USD
As of October 30, 2026
Save £3,005 GBP (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,647 GBP at MOH London · As of October 29, 2026
View at MOH London

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 I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG425066939 or 425066939. Listed at 11 retailers as of October 29, 2026, with prices from £642 to £3,647, a £3,005 spread on the same certified stone. MOH London lists it at £3,647. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.2°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425066939
Dimensions9.68 × 6.37 × 4.06 mm
L/W Ratio1.52
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.68 mm6.37 mm1.51 ctI / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG425066939
Side View
Table 58.0%Crown 35.2°Girdle: STK-THKPavilion 41.5°Culet: NoneDepth 63.7%

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: £3,647 GBP|Low: £642 GBP|High: £3,677 GBP|Avg: £1,765 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2£642 GBP
Retailer 4£973 GBP
Retailer 7£1,090 GBP
Retailer 5£1,129 GBP
Retailer 8£1,258 GBP
Retailer 3£1,393 GBP
Retailer 10£1,555 GBP
Retailer 6£1,786 GBP
Retailer 9£2,105 GBP
Retailer 11£3,233 GBP
MOH London£3,647 GBP

16 data points across 11 retailers

11 retailers£642 GBP to £3,647 GBP

A
Cheapest Retailer
-
£642 GBP
$860 USD
B+
Retailer 2
-
£973 GBP
$1,304 USD
View
B+
Retailer 3
-
£1,059 GBP
$1,419 USD
View
B+
Retailer 4
-
£1,090 GBP
$1,460 USD
View
Final sale: no returns
B+
Retailer 5
-
£1,129 GBP
$1,513 USD
View
Retailer 6
-
£1,129 GBP
$1,513 USD
View
Price last confirmed 19 days ago
B
Retailer 7
-
£1,258 GBP
$1,685 USD
View
B
Retailer 8
-
£1,786 GBP
$2,393 USD
View
B
Retailer 9
-
£2,105 GBP
$2,820 USD
View
B
Retailer 10
-
£2,117 GBP
$2,836 USD
View
Most Expensive
C
MOH London
LG425066939 · Oct 29
£3,647 GBP
View
10 more retailers have this diamond
Prices start from £642 GBPSave up to £3,005 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
£642 GBP