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Pear|Lab Grown|IGI

1.77ct E SI1 Pear Lab Grown Diamond

ID • E/SI1 • IGI LG533299690

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG533299690

Diamond specifications and retailer prices

From £254 GBP
$338 USD
As of October 30, 2026
Save £1,428 GBP (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,682 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.77ct lab-grown pear diamond

This 1.77ct 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 LG533299690 or 533299690. Listed at 18 retailers as of October 29, 2026, with prices from £254 to £1,682, a £1,428 spread on the same certified stone. Brilliant Earth lists it at £1,682. 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

1.77
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG533299690
Dimensions10.48 × 6.74 × 4.20 mm
L/W Ratio1.55
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.48 mm6.74 mm1.77 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG533299690
Side View
Table 57.5%Crown 35.4°Girdle: MED-STKPavilion 40°Culet: NoneDepth 62.3%

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 30
Current: £1,682 GBP|Low: £243 GBP|High: £1,735 GBP|Avg: £682 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 9£254 GBP
Retailer 4£284 GBP
Retailer 12£315 GBP
Retailer 6£428 GBP
Retailer 10£443 GBP
Retailer 5£500 GBP
Retailer 2£564 GBP
Retailer 3£571 GBP
Retailer 8£779 GBP
Retailer 11£879 GBP
Retailer 7£1,263 GBP
Brilliant Earth£1,682 GBP

43 data points across 12 retailers

18 retailers£254 GBP to £1,682 GBP

A
Cheapest Retailer
-
£254 GBP
$338 USD
A
Retailer 2
-
£284 GBP
$378 USD
View
Final sale: no returns
A
Retailer 3
-
£294 GBP
$392 USD
View
A
Retailer 4
-
£315 GBP
$419 USD
View
A
Retailer 5
-
£315 GBP
$419 USD
View
A
Retailer 6
-
£428 GBP
$570 USD
View
B+
Retailer 7
-
£443 GBP
$590 USD
View
B+
Retailer 8
-
£481 GBP
$641 USD
View
B+
Retailer 9
-
£500 GBP
€634 EUR
View
B+
Retailer 10
-
£564 GBP
View
B+
Retailer 11
-
£571 GBP
$760 USD
View
B
Retailer 12
-
£779 GBP
$1,037 USD
View
B
Retailer 13
-
£1,004 GBP
SGD 1,807 SGD
View
B
Retailer 14
-
£1,012 GBP
$1,347 USD
View
B
Retailer 15
-
£1,044 GBP
$1,390 USD
View
B
Retailer 16
-
£1,227 GBP
$1,634 USD
View
B
Retailer 17
-
£1,263 GBP
View
Most Expensive
B
Brilliant Earth
14068436A · Oct 29
£1,682 GBP
$2,240 USD
View
17 more retailers have this diamond
Prices start from £254 GBPSave up to £1,428 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
1.77ct Pear
£254 GBP