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Round|Lab Grown|IGI

1.80ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG769628912

Shape and cutting style on the report: Round brilliant

Certificate IGI LG769628912

Diamond specifications and retailer prices

From £550 GBP
$733 USD
As of October 29, 2026
Save £3,197 GBP (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £3,747 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.8ct lab-grown round diamond

This 1.8ct 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 LG769628912 or 769628912. Listed at 24 retailers as of October 29, 2026, with prices from £550 to £3,747, a £3,197 spread on the same certified stone. Brilliant Earth lists it at £3,747. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG769628912
Dimensions7.76 × 7.82 × 4.82 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
7.76 mm7.82 mm1.80 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG769628912
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.8%

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 29
Current: £3,747 GBP|Low: £599 GBP|High: £3,747 GBP|Avg: £1,444 GBP|+0.2%
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
October 30, 2026
Retailer 6£599 GBP
Retailer 7£616 GBP
Retailer 10£770 GBP
Retailer 5£826 GBP
Retailer 8£1,017 GBP
Retailer 2£1,021 GBP
Retailer 3£1,036 GBP
Retailer 9£1,174 GBP
Retailer 14£1,573 GBP
Retailer 12£1,589 GBP
Retailer 15£2,072 GBP
Retailer 13£2,076 GBP
Retailer 4£2,149 GBP
Retailer 11£2,511 GBP
Brilliant Earth£3,747 GBP

44 data points across 15 retailers

24 retailers£550 GBP to £3,747 GBP

A
Cheapest Retailer
-
£550 GBP
$733 USD
A
Retailer 2
-
£599 GBP
$798 USD
View
A
Retailer 3
-
£616 GBP
$820 USD
View
Final sale: no returns
A
Retailer 4
-
£638 GBP
$850 USD
View
Retailer 5
-
£638 GBP
$850 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
£740 GBP
HK$7,700 HKD
View
A
Retailer 7
-
£770 GBP
$1,025 USD
View
A
Retailer 8
-
£826 GBP
$1,100 USD
View
B+
Retailer 9
-
£1,005 GBP
$1,338 USD
View
B+
Retailer 10
-
£1,017 GBP
€1,290 EUR
View
B+
Retailer 11
-
£1,021 GBP
View
B+
Retailer 12
-
£1,036 GBP
$1,379 USD
View
B+
Retailer 13
-
£1,174 GBP
ZAR 25,255 ZAR
View
B+
Retailer 14
-
£1,573 GBP
$2,095 USD
View
Retailer 15
-
£1,589 GBP
A$3,255 AUD
View
Price last confirmed 8 days ago
B
Retailer 16
-
£1,795 GBP
$2,391 USD
View
B
Retailer 17
-
£2,072 GBP
$2,759 USD
View
B
Retailer 18
-
£2,076 GBP
$2,765 USD
View
B
Retailer 19
-
£2,149 GBP
SGD 3,867 SGD
View
B
Retailer 20
-
£2,159 GBP
$2,875 USD
View
B
Retailer 21
-
£2,174 GBP
$2,895 USD
View
B
Retailer 22
-
£2,201 GBP
$2,931 USD
View
B
Retailer 23
-
£2,511 GBP
View
Most Expensive
B
Brilliant Earth
19056703A · Oct 29
£3,747 GBP
$4,990 USD
View
23 more retailers have this diamond
Prices start from £550 GBPSave up to £3,197 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
1.80ct Round
£550 GBP