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Heart|Lab Grown|IGI

0.99ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG802633679

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG802633679

Diamond specifications and retailer prices

From £137 GBP
$183 USD
As of October 30, 2026
Save £75 GBP (35%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £448 GBP at Novita Diamonds · As of July 20, 2026
View at Novita Diamonds

About this 0.99ct lab-grown heart diamond

This 0.99ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG802633679 or 802633679. Listed at 5 retailers as of October 30, 2026, with a 55% 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
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802633679
Dimensions6.83 × 5.92 × 4.23 mm
L/W Ratio1.15
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.83 mm5.92 mm0.99 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802633679
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
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 30
Current: £448 GBP|Low: £83 GBP|High: £1,231 GBP|Avg: £423 GBP
Novita Diamonds
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
October 29, 2026
Retailer 5£83 GBP
Retailer 2£137 GBP
Retailer 7£211 GBP
Retailer 6£261 GBP
Retailer 11£306 GBP
Retailer 9£311 GBP
Retailer 4£314 GBP
Retailer 8£324 GBP
Retailer 13£331 GBP
Novita Diamonds£448 GBP
Retailer 3£492 GBP
Retailer 14£695 GBP
Retailer 12£826 GBP
Retailer 10£1,231 GBP

13 data points across 14 retailers

5 retailers£137 GBP to £211 GBP

A
Cheapest Retailer
-
£137 GBP
$183 USD
Final sale: no returns
B+
Retailer 2
-
£211 GBP
$283 USD
View
Retailer 3
-
£311 GBP
ZAR 6,741 ZAR
View
Price last confirmed 43 days ago
Retailer 4
-
£324 GBP
$434 USD
View
Price last confirmed 18 days ago
Most Expensive
Novita Diamonds
cert_802633679 · Jul 20
£448 GBP
A$924 AUD
View
Price last confirmed 102 days ago
4 more retailers have this diamond
Prices start from £137 GBPSave up to £75 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
£137 GBP