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Pear|Lab Grown|IGI

1.73ct E SI1 Pear Lab Grown Diamond

ID • E/SI1 • IGI LG508120872

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG508120872

Diamond specifications and retailer prices

From £199 GBP
$265 USD
As of October 28, 2026
Save £1,506 GBP (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,705 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.73ct lab-grown pear diamond

This 1.73ct 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 LG508120872 or 508120872. Listed at 15 retailers as of October 28, 2026, with prices from £199 to £1,705, a £1,506 spread on the same certified stone. Do Amore Diamonds lists it at £1,705. 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

1.73
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508120872
Dimensions10.59 × 6.65 × 4.20 mm
L/W Ratio1.59
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.59 mm6.65 mm1.73 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508120872
Side View
Table 59.5%Crown 36.1°Girdle: MED-STKPavilion 40.2°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 28
Current: £469 GBP|Low: £142 GBP|High: £9,873 GBP|Avg: £1,474 GBP|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 10£199 GBP
Retailer 7£298 GBP
Retailer 2£341 GBP
Retailer 1£469 GBP
Retailer 9£496 GBP
Retailer 11£514 GBP
Retailer 8£728 GBP
Retailer 6£822 GBP
Retailer 4£978 GBP
Retailer 5£1,622 GBP
Retailer 3£9,873 GBP

39 data points across 11 retailers

15 retailers£199 GBP to £1,705 GBP

A
Retailer 1
-
£170 GBP
$227 USD
Price last confirmed 27 days ago
A
Retailer 2
-
£199 GBP
$265 USD
View
Final sale: no returns
A
Retailer 3
-
£206 GBP
$274 USD
View
Price last confirmed 30 days ago
A
Retailer 4
-
£220 GBP
$293 USD
View
Price last confirmed 26 days ago
B+
Retailer 5
-
£298 GBP
$397 USD
View
A
Retailer 6
-
£341 GBP
$454 USD
View
B+
Retailer 7
-
£469 GBP
View
B+
Retailer 8
-
£496 GBP
$661 USD
View
B+
Retailer 9
-
£514 GBP
$685 USD
View
B
Retailer 10
-
£728 GBP
$969 USD
View
B
Retailer 11
-
£781 GBP
$1,040 USD
View
Price last confirmed 29 days ago
B
Retailer 12
-
£822 GBP
$1,095 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
£978 GBP
View
B
Retailer 14
-
£1,622 GBP
$2,160 USD
View
Most Expensive
B
Do Amore Diamonds
27-417A9F170 · Oct 29
£1,705 GBP
$2,270 USD
View
14 more retailers have this diamond
Prices start from £199 GBPSave up to £1,506 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
1.73ct Pear
£199 GBP