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Round|Lab Grown|IGI

1.88ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG812621962

Shape and cutting style on the report: Round brilliant

Certificate IGI LG812621962

Diamond specifications and retailer prices

From £300 GBP
$400 USD
As of October 28, 2026
Save £2,268 GBP (88%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £2,568 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.88ct lab-grown round diamond

This 1.88ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG812621962 or 812621962. Listed at 26 retailers as of October 28, 2026, with prices from £300 to £2,568, a £2,268 spread on the same certified stone. Brilliant Earth lists it at £2,568. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.88
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812621962
Dimensions8.04 × 8.00 × 4.80 mm
L/W Ratio1.00
Girdle conditionFaceted
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
8.04 mm8.00 mm1.88 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812621962
Side View
Table 59.0%Crown 33.8°Girdle: MediumPavilion 40.7°Culet: NoneDepth 59.9%

Caratlytics Score

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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: £2,568 GBP|Low: £69 GBP|High: £2,568 GBP|Avg: £902 GBP
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
October 29, 2026
Retailer 7£300 GBP
Retailer 4£469 GBP
Retailer 15£469 GBP
Retailer 10£539 GBP
Retailer 9£544 GBP
Retailer 14£573 GBP
Retailer 2£597 GBP
Retailer 5£761 GBP
Retailer 12£774 GBP
Retailer 16£978 GBP
Retailer 3£981 GBP
Retailer 6£1,103 GBP
Retailer 13£1,159 GBP
Retailer 8£1,275 GBP
Retailer 11£1,310 GBP
Retailer 17£1,941 GBP
Brilliant Earth£2,568 GBP

36 data points across 17 retailers

26 retailers£300 GBP to £2,568 GBP

Retailer 1
-
£269 GBP
$358 USD
Price last confirmed 19 days ago
Retailer 2
-
£276 GBP
$368 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
£300 GBP
$400 USD
View
Final sale: no returns
Retailer 4
-
£321 GBP
$427 USD
View
Price last confirmed 37 days ago
Retailer 5
-
£333 GBP
$444 USD
View
Price last confirmed 27 days ago
Retailer 6
-
£333 GBP
$444 USD
View
Price last confirmed 17 days ago
Retailer 7
-
£339 GBP
$451 USD
View
Price last confirmed 35 days ago
Retailer 8
-
£339 GBP
$451 USD
View
Price last confirmed 48 days ago
A
Retailer 9
-
£469 GBP
$625 USD
View
A
Retailer 10
-
£469 GBP
$625 USD
View
A
Retailer 11
-
£539 GBP
€683 EUR
View
A
Retailer 12
-
£573 GBP
ZAR 12,330 ZAR
View
A
Retailer 13
-
£597 GBP
View
A
Retailer 14
-
£761 GBP
$1,013 USD
View
A
Retailer 15
-
£774 GBP
A$1,586 AUD
View
B+
Retailer 16
-
£978 GBP
$1,303 USD
View
B+
Retailer 17
-
£981 GBP
$1,307 USD
View
Retailer 18
-
£1,072 GBP
$1,428 USD
View
Price last confirmed 22 days ago
Retailer 19
-
£1,102 GBP
$1,468 USD
View
Price last confirmed 39 days ago
B+
Retailer 20
-
£1,103 GBP
$1,469 USD
View
B+
Retailer 21
-
£1,159 GBP
$1,543 USD
View
B+
Retailer 22
-
£1,275 GBP
$1,698 USD
View
B+
Retailer 23
-
£1,310 GBP
View
B+
Retailer 24
-
£1,941 GBP
$2,585 USD
View
B+
Retailer 25
-
£1,945 GBP
$2,590 USD
View
Most Expensive
B
Brilliant Earth
21017035A · Oct 29
£2,568 GBP
$3,420 USD
View
25 more retailers have this diamond
Prices start from £300 GBPSave up to £2,268 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
1.88ct Round
£300 GBP