Heart|Lab Grown|IGI

1.03ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG838652446

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG838652446

Diamond specifications and retailer prices

From £136 GBP
$182 USD
As of October 30, 2026
Save £685 GBP (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £821 GBP at Michael Trio · As of October 30, 2026
View at Michael Trio

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838652446 or 838652446. Listed at 20 retailers as of October 30, 2026, with prices from £136 to £821, a £685 spread on the same certified stone. Michael Trio lists it at £821. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838652446
Dimensions6.55 × 6.89 × 4.01 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.55 mm6.89 mm1.03 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838652446
Side View
Table 63.0%Crown 34.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 58.2%

Caratlytics Score

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A+
Exceptional
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 30
Current: £821 GBP|Low: £136 GBP|High: £828 GBP|Avg: £383 GBP|-0.9%
Michael Trio
Retailer 2
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Retailer 20
October 31, 2026
Retailer 18£136 GBP
Retailer 13£152 GBP
Retailer 6£158 GBP
Retailer 11£169 GBP
Retailer 12£170 GBP
Retailer 20£193 GBP
Retailer 9£228 GBP
Retailer 2£279 GBP
Retailer 7£290 GBP
Retailer 14£301 GBP
Retailer 17£325 GBP
Retailer 10£404 GBP
Retailer 8£413 GBP
Retailer 5£543 GBP
Retailer 16£562 GBP
Retailer 15£572 GBP
Retailer 19£582 GBP
Retailer 4£678 GBP
Retailer 3£795 GBP
Michael Trio£821 GBP

18 data points across 20 retailers

20 retailers£136 GBP to £821 GBP

A+
Cheapest Retailer
-
£136 GBP
$182 USD
A
Retailer 2
-
£152 GBP
$204 USD
View
Final sale: no returns
A
Retailer 3
-
£158 GBP
$212 USD
View
A
Retailer 4
-
£169 GBP
$227 USD
View
A
Retailer 5
-
£170 GBP
$228 USD
View
A
Retailer 6
-
£193 GBP
View
B+
Retailer 7
-
£228 GBP
$305 USD
View
A
Retailer 8
-
£279 GBP
€356 EUR
View
A
Retailer 9
-
£290 GBP
ZAR 6,286 ZAR
View
A
Retailer 10
-
£301 GBP
View
B+
Retailer 11
-
£325 GBP
$436 USD
View
B+
Retailer 12
-
£404 GBP
$541 USD
View
B+
Retailer 13
-
£413 GBP
A$851 AUD
View
B+
Retailer 14
-
£543 GBP
$728 USD
View
B+
Retailer 15
-
£562 GBP
$753 USD
View
B
Retailer 16
-
£572 GBP
$766 USD
View
B+
Retailer 17
-
£582 GBP
$780 USD
View
B
Retailer 18
-
£678 GBP
A$1,397 AUD
View
B
Retailer 19
-
£795 GBP
View
Most Expensive
B
Michael Trio
1427898753 · Oct 30
£821 GBP
SGD 1,486 SGD
View
19 more retailers have this diamond
Prices start from £136 GBPSave up to £685 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+
1.03ct Heart
£136 GBP