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Round|Lab Grown|IGI

1.87ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG680560619

Shape and cutting style on the report: Round brilliant

Certificate IGI LG680560619

Diamond specifications and retailer prices

From £230 GBP
$306 USD
As of October 29, 2026
Save £1,708 GBP (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,937 GBP at Rare Carat · As of October 25, 2026
View at Rare Carat

About this 1.87ct lab-grown round diamond

This 1.87ct 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 LG680560619 or 680560619. Listed at 19 retailers as of October 25, 2026, with prices from £230 to £1,937, a £1,708 spread on the same certified stone. Rare Carat lists it at £1,937. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680560619
Dimensions7.88 × 7.82 × 4.90 mm
L/W Ratio1.01
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
7.88 mm7.82 mm1.87 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680560619
Side View
Table 58.0%Crown 35.9°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.3%

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 29
Current: £1,937 GBP|Low: £221 GBP|High: £1,975 GBP|Avg: £651 GBP|-1.9%
Rare Carat
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
October 29, 2026
Retailer 16£230 GBP
Retailer 5£257 GBP
Retailer 7£267 GBP
Retailer 3£285 GBP
Retailer 13£394 GBP
Retailer 15£394 GBP
Retailer 10£431 GBP
Retailer 12£490 GBP
Retailer 6£490 GBP
Retailer 2£505 GBP
Retailer 11£664 GBP
Retailer 14£875 GBP
Retailer 8£915 GBP
Retailer 4£1,096 GBP
Retailer 9£1,147 GBP
Rare Carat£1,937 GBP

43 data points across 16 retailers

19 retailers£230 GBP to £1,937 GBP

A
Cheapest Retailer
-
£230 GBP
$306 USD
A
Retailer 2
-
£257 GBP
$342 USD
View
Final sale: no returns
A
Retailer 3
-
£267 GBP
$355 USD
View
A
Retailer 4
-
£285 GBP
$379 USD
View
A
Retailer 5
-
£285 GBP
$379 USD
View
B+
Retailer 6
-
£394 GBP
$525 USD
View
A
Retailer 7
-
£394 GBP
$525 USD
View
A
Retailer 8
-
£431 GBP
View
A
Retailer 9
-
£490 GBP
ZAR 10,531 ZAR
View
A
Retailer 10
-
£490 GBP
$652 USD
View
A
Retailer 11
-
£505 GBP
View
A
Retailer 12
-
£664 GBP
A$1,360 AUD
View
B+
Retailer 13
-
£875 GBP
$1,165 USD
View
B+
Retailer 14
-
£915 GBP
$1,219 USD
View
B+
Retailer 15
-
£951 GBP
$1,266 USD
View
B+
Retailer 16
-
£959 GBP
$1,277 USD
View
B+
Retailer 17
-
£1,096 GBP
$1,459 USD
View
B+
Retailer 18
-
£1,147 GBP
View
Most Expensive
B
Rare Carat
GD5829_l_680560619 · Oct 25
£1,937 GBP
$2,580 USD
View
18 more retailers have this diamond
Prices start from £230 GBPSave up to £1,708 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
1.87ct Round
£230 GBP