CaratHunter
Plans
Pear|Lab Grown|IGI

1.23ct F IF Pear Lab Grown Diamond

ID • F/IF • IGI LG635454421

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG635454421

Diamond specifications and retailer prices

From £184 GBP
As of November 4, 2026
Save £1,124 GBP (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,308 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.23ct lab-grown pear diamond

This 1.23ct lab-grown pear sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG635454421 or 635454421. Listed at 23 retailers as of November 4, 2026, with prices from £184 to £1,308, a £1,124 spread on the same certified stone. Brilliant Earth lists it at £1,308. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.4°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635454421
Dimensions10.17 × 6.06 × 3.47 mm
L/W Ratio1.68
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
10.17 mm6.06 mm1.23 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635454421
Side View
Table 60.0%Crown 30.4°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 57.3%

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: Nov 4
Current: £1,308 GBP|Low: £184 GBP|High: £1,315 GBP|Avg: £530 GBP|-0.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 5, 2026
Retailer 22£184 GBP
Retailer 9£205 GBP
Retailer 20£213 GBP
Retailer 5£227 GBP
Retailer 23£227 GBP
Retailer 17£240 GBP
Retailer 14£256 GBP
Retailer 10£306 GBP
Retailer 21£377 GBP
Retailer 19£393 GBP
Retailer 16£401 GBP
Retailer 7£405 GBP
Retailer 2£428 GBP
Retailer 18£557 GBP
Retailer 6£617 GBP
Retailer 3£732 GBP
Retailer 12£734 GBP
Retailer 15£734 GBP
Retailer 8£770 GBP
Retailer 13£909 GBP
Retailer 11£998 GBP
Retailer 4£1,152 GBP
Brilliant Earth£1,308 GBP

27 data points across 23 retailers

23 retailers£184 GBP to £1,308 GBP

A
Cheapest Retailer
-
£184 GBP
A
Retailer 2
-
£205 GBP
View
Final sale: no returns
A
Retailer 3
-
£213 GBP
View
A
Retailer 4
-
£227 GBP
View
Retailer 5
-
£227 GBP
View
Price last confirmed 11 days ago
A
Retailer 6
-
£240 GBP
View
A
Retailer 7
-
£256 GBP
View
A
Retailer 8
-
£306 GBP
View
A
Retailer 9
-
£377 GBP
View
A
Retailer 10
-
£393 GBP
View
Retailer 11
-
£401 GBP
View
Price last confirmed 13 days ago
A
Retailer 12
-
£405 GBP
View
A
Retailer 13
-
£428 GBP
View
B+
Retailer 14
-
£557 GBP
View
B+
Retailer 15
-
£617 GBP
View
B+
Retailer 16
-
£732 GBP
View
B+
Retailer 17
-
£734 GBP
View
B+
Retailer 18
-
£734 GBP
View
B+
Retailer 19
-
£770 GBP
View
B
Retailer 20
-
£909 GBP
View
B
Retailer 21
-
£998 GBP
View
B
Retailer 22
-
£1,152 GBP
View
Most Expensive
B
Brilliant Earth
18876064A · Nov 4
£1,308 GBP
$1,760 USD
View
22 more retailers have this diamond
Prices start from £184 GBPSave up to £1,124 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
1.23ct Pear
£184 GBP