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Pear|Lab Grown|IGI

1.57ct E SI1 Pear Lab Grown Diamond

ID • E/SI1 • IGI LG660462170

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG660462170

Diamond specifications and retailer prices

From £227 GBP
$302 USD
As of October 30, 2026
Save £913 GBP (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,140 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.57ct lab-grown pear diamond

This 1.57ct lab-grown pear sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG660462170 or 660462170. Listed at 17 retailers as of October 30, 2026, with prices from £227 to £1,140, a £913 spread on the same certified stone. Reve Diamonds lists it at £1,140. 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

1.57
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660462170
Dimensions10.81 × 6.50 × 3.84 mm
L/W Ratio1.66
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.81 mm6.50 mm1.57 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660462170
Side View
Table 62.0%Crown 34.3°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 59.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £499 GBP|Low: £173 GBP|High: £1,140 GBP|Avg: £649 GBP|+8.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
October 30, 2026
Retailer 3£253 GBP
Retailer 9£281 GBP
Retailer 12£391 GBP
Retailer 6£398 GBP
Retailer 11£459 GBP
Retailer 2£478 GBP
Retailer 1£499 GBP
Retailer 7£864 GBP
Retailer 10£903 GBP
Retailer 4£939 GBP
Retailer 8£999 GBP
Retailer 5£1,132 GBP
Reve Diamonds£1,140 GBP

42 data points across 13 retailers

17 retailers£227 GBP to £1,140 GBP

A
Cheapest Retailer
-
£227 GBP
$302 USD
A
Retailer 2
-
£253 GBP
$337 USD
View
Final sale: no returns
A
Retailer 3
-
£263 GBP
$350 USD
View
A
Retailer 4
-
£281 GBP
$374 USD
View
A
Retailer 5
-
£281 GBP
$374 USD
View
B+
Retailer 6
-
£391 GBP
$521 USD
View
B+
Retailer 7
-
£398 GBP
$530 USD
View
B+
Retailer 8
-
£459 GBP
$611 USD
View
B+
Retailer 9
-
£478 GBP
$636 USD
View
B+
Retailer 10
-
£499 GBP
View
B
Retailer 11
-
£779 GBP
HK$8,100 HKD
View
B
Retailer 12
-
£864 GBP
$1,150 USD
View
B
Retailer 13
-
£903 GBP
$1,203 USD
View
B
Retailer 14
-
£939 GBP
$1,250 USD
View
B
Retailer 15
-
£999 GBP
$1,330 USD
View
B
Retailer 16
-
£1,132 GBP
View
Most Expensive
B
Reve Diamonds
9A58B38FC · Oct 30
£1,140 GBP
$1,518 USD
View
16 more retailers have this diamond
Prices start from £227 GBPSave up to £913 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
1.57ct Pear
£227 GBP