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Pear|Lab Grown|IGI

1.57ct I SI1 Pear Lab Grown Diamond

ID • I/SI1 • IGI LG436045308

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG436045308

Diamond specifications and retailer prices

From £657 GBP
$880 USD
As of October 31, 2026
Save £3,112 GBP (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,769 GBP at MOH London · As of November 1, 2026
View at MOH London

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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436045308 or 436045308. Listed at 10 retailers as of October 31, 2026, with prices from £657 to £3,769, a £3,112 spread on the same certified stone. MOH London lists it at £3,769. 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
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.1°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045308
Dimensions9.82 × 6.52 × 4.12 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.82 mm6.52 mm1.57 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436045308
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
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 31
Current: £3,769 GBP|Low: £657 GBP|High: £3,820 GBP|Avg: £1,751 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 2£657 GBP
Retailer 3£1,011 GBP
Retailer 4£1,173 GBP
Retailer 6£1,302 GBP
Retailer 8£1,610 GBP
Retailer 5£1,854 GBP
Retailer 7£2,187 GBP
MOH London£3,769 GBP

13 data points across 8 retailers

10 retailers£657 GBP to £3,769 GBP

A
Cheapest Retailer
-
£657 GBP
$880 USD
B+
Retailer 2
-
£1,011 GBP
$1,355 USD
View
B+
Retailer 3
-
£1,100 GBP
$1,474 USD
View
B+
Retailer 4
-
£1,173 GBP
$1,572 USD
View
Retailer 5
-
£1,173 GBP
$1,572 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
£1,302 GBP
$1,745 USD
View
B
Retailer 7
-
£1,854 GBP
$2,484 USD
View
B
Retailer 8
-
£2,187 GBP
$2,930 USD
View
B
Retailer 9
-
£2,199 GBP
$2,946 USD
View
Most Expensive
B
MOH London
LG436045308 · Nov 1
£3,769 GBP
View
9 more retailers have this diamond
Prices start from £657 GBPSave up to £3,112 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
£657 GBP