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Round|Lab Grown|IGI

1.99ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG836614528

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836614528

Diamond specifications and retailer prices

From £447 GBP
$599 USD
As of October 28, 2026
Save £2,389 GBP (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,836 GBP at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 1.99ct lab-grown round diamond

This 1.99ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836614528 or 836614528. Listed at 16 retailers as of October 28, 2026, with prices from £447 to £2,836, a £2,389 spread on the same certified stone. Helzberg Diamonds lists it at £2,836. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.99
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836614528
Dimensions8.02 × 8.09 × 4.90 mm
L/W Ratio1.01
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
8.02 mm8.09 mm1.99 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836614528
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
A+
Exceptional
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 28
Current: £2,836 GBP|Low: £447 GBP|High: £2,836 GBP|Avg: £1,364 GBP
Helzberg Diamonds
Retailer 2
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Retailer 4
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 30, 2026
Retailer 16£447 GBP
Retailer 13£578 GBP
Retailer 9£611 GBP
Retailer 10£735 GBP
Retailer 3£740 GBP
Retailer 11£791 GBP
Retailer 12£818 GBP
Retailer 6£1,227 GBP
Retailer 5£1,229 GBP
Retailer 7£1,549 GBP
Retailer 4£1,673 GBP
Retailer 15£1,708 GBP
Retailer 14£1,990 GBP
Retailer 8£2,713 GBP
Retailer 2£2,784 GBP
Helzberg Diamonds£2,836 GBP

22 data points across 16 retailers

16 retailers£447 GBP to £2,836 GBP

A+
Cheapest Retailer
-
£447 GBP
$599 USD
Final sale: no returns
A
Retailer 2
-
£578 GBP
$775 USD
View
Retailer 3
-
£611 GBP
View
A
Retailer 4
-
£735 GBP
View
A
Retailer 5
-
£740 GBP
$991 USD
View
A
Retailer 6
-
£791 GBP
€1,009 EUR
View
A
Retailer 7
-
£818 GBP
ZAR 17,717 ZAR
View
B+
Retailer 8
-
£1,227 GBP
$1,644 USD
View
B+
Retailer 9
-
£1,229 GBP
$1,647 USD
View
B+
Retailer 10
-
£1,549 GBP
$2,076 USD
View
B+
Retailer 11
-
£1,673 GBP
$2,242 USD
View
B+
Retailer 12
-
£1,708 GBP
$2,289 USD
View
B+
Retailer 13
-
£1,990 GBP
View
Retailer 14
-
£2,713 GBP
$3,635 USD
View
Price last confirmed 12 days ago
B
Retailer 15
-
£2,784 GBP
$3,730 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOJMMHKLIO · Oct 29
£2,836 GBP
$3,800 USD
View
15 more retailers have this diamond
Prices start from £447 GBPSave up to £2,389 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+
1.99ct Round
£447 GBP