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Radiant|Lab Grown|IGI

1.89ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG836612096

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG836612096

Diamond specifications and retailer prices

From £502 GBP
$672 USD
As of October 30, 2026
Save £2,603 GBP (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £3,426 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.89ct lab-grown radiant diamond

This 1.89ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836612096 or 836612096. Listed at 20 retailers as of October 30, 2026, with a 519% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836612096
Dimensions8.48 × 6.31 × 4.25 mm
L/W Ratio1.34
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
8.48 mm6.31 mm1.89 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836612096
Side View
Table 63.0%Crown 41°Girdle: MediumPavilion 35.7°Culet: NoneDepth 67.4%

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: Oct 30
Current: £3,426 GBP|Low: £502 GBP|High: £4,082 GBP|Avg: £1,574 GBP|-1.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
Retailer 19
November 1, 2026
Retailer 6£502 GBP
Retailer 3£579 GBP
Retailer 11£617 GBP
Retailer 17£653 GBP
Retailer 12£841 GBP
Retailer 5£852 GBP
Retailer 2£862 GBP
Retailer 14£955 GBP
Retailer 18£1,202 GBP
Retailer 19£1,215 GBP
Retailer 16£1,615 GBP
Retailer 4£1,681 GBP
Retailer 10£1,749 GBP
Retailer 7£1,797 GBP
Retailer 8£1,833 GBP
Retailer 15£2,415 GBP
Retailer 9£2,575 GBP
Retailer 13£3,105 GBP
Rare Carat£3,426 GBP

31 data points across 19 retailers

20 retailers£502 GBP to £3,105 GBP

A
Cheapest Retailer
-
£502 GBP
$672 USD
Final sale: no returns
Retailer 2
-
£510 GBP
$684 USD
View
Price last confirmed 24 days ago
Retailer 3
-
£579 GBP
View
Price last confirmed 17 days ago
Retailer 4
-
£593 GBP
$794 USD
View
Price last confirmed 24 days ago
A
Retailer 5
-
£653 GBP
$875 USD
View
A
Retailer 6
-
£841 GBP
€1,073 EUR
View
A
Retailer 7
-
£852 GBP
$1,142 USD
View
A
Retailer 8
-
£862 GBP
View
A
Retailer 9
-
£955 GBP
ZAR 20,670 ZAR
View
B+
Retailer 10
-
£1,202 GBP
$1,610 USD
View
B+
Retailer 11
-
£1,215 GBP
$1,628 USD
View
B+
Retailer 12
-
£1,615 GBP
View
B+
Retailer 13
-
£1,681 GBP
$2,252 USD
View
B+
Retailer 14
-
£1,749 GBP
SGD 3,167 SGD
View
B+
Retailer 15
-
£1,797 GBP
$2,408 USD
View
B
Retailer 16
-
£1,833 GBP
$2,456 USD
View
B
Retailer 17
-
£2,415 GBP
View
B
Retailer 18
-
£2,575 GBP
$3,450 USD
View
B
Retailer 19
-
£3,105 GBP
$4,160 USD
View
Most Expensive
Rare Carat
PE-246735 · Oct 21
£3,426 GBP
$4,590 USD
View
Price last confirmed 11 days ago
19 more retailers have this diamond
Prices start from £502 GBPSave up to £2,603 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
1.89ct Radiant
£502 GBP