Heart|Lab Grown|IGI

0.99ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG805673486

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG805673486

Diamond specifications and retailer prices

From £153 GBP
HK$1,600 HKD
As of November 1, 2026
Save £474 GBP (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £759 GBP at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 0.99ct lab-grown heart diamond

This 0.99ct lab-grown heart sits in the just-under-one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG805673486 or 805673486. Listed at 14 retailers as of October 26, 2026, with a 310% 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

0.99
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.9°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805673486
Dimensions6.89 × 5.90 × 4.16 mm
L/W Ratio1.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.89 mm5.90 mm0.99 ctF / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805673486
Side View
Table 56.0%Crown 35.9°Girdle: STK-THKPavilion 38.9°Culet: NoneDepth 60.4%

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: Nov 1
Current: £337 GBP|Low: £120 GBP|High: £759 GBP|Avg: £351 GBP|+9.7%
Retailer 1
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
Reve Diamonds
October 31, 2026
Retailer 4£120 GBP
Retailer 6£153 GBP
Retailer 2£173 GBP
Retailer 11£229 GBP
Retailer 14£238 GBP
Retailer 3£249 GBP
Retailer 7£253 GBP
Retailer 12£287 GBP
Retailer 1£337 GBP
Retailer 10£365 GBP
Retailer 9£420 GBP
Retailer 5£472 GBP
Retailer 8£478 GBP
Retailer 13£627 GBP
Reve Diamonds£759 GBP

28 data points across 15 retailers

14 retailers£153 GBP to £627 GBP

A
Cheapest Retailer
-
£153 GBP
HK$1,600 HKD
Retailer 2
-
£173 GBP
View
Price last confirmed 16 days ago
A
Retailer 3
-
£229 GBP
View
Retailer 4
-
£238 GBP
ZAR 5,155 ZAR
View
Price last confirmed 10 days ago
Retailer 5
-
£249 GBP
$333 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
£253 GBP
$339 USD
View
Retailer 7
-
£287 GBP
View
Price last confirmed 7 days ago
B
Retailer 8
-
£337 GBP
$451 USD
View
B+
Retailer 9
-
£365 GBP
SGD 661 SGD
View
B
Retailer 10
-
£420 GBP
$563 USD
View
B
Retailer 11
-
£472 GBP
$632 USD
View
B
Retailer 12
-
£478 GBP
$640 USD
View
B
Retailer 13
-
£627 GBP
View
Most Expensive
Reve Diamonds
44A6DBC8B · Oct 25
£759 GBP
$1,017 USD
View
Price last confirmed 8 days ago
13 more retailers have this diamond
Prices start from £153 GBPSave up to £474 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
0.99ct Heart
£153 GBP