CaratHunter
Plans
Heart|Lab Grown|IGI

1.05ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG781617916

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG781617916

Diamond specifications and retailer prices

From £174 GBP
$233 USD
As of October 30, 2026
Save £992 GBP (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,166 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.05ct lab-grown heart diamond

This 1.05ct 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 LG781617916 or 781617916. Listed at 22 retailers as of October 27, 2026, with prices from £174 to £1,166, a £992 spread on the same certified stone. Queensmith lists it at £1,166. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781617916
Dimensions6.34 × 6.96 × 4.00 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.34 mm6.96 mm1.05 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781617916
Side View
Table 58.0%Crown 40.9°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 57.5%

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: £406 GBP|Low: £166 GBP|High: £1,060 GBP|Avg: £434 GBP|+4.6%
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
Retailer 15
November 1, 2026
Retailer 15£174 GBP
Retailer 14£193 GBP
Retailer 5£202 GBP
Retailer 3£215 GBP
Retailer 6£215 GBP
Retailer 2£290 GBP
Retailer 9£370 GBP
Retailer 8£389 GBP
Retailer 7£390 GBP
Retailer 1£406 GBP
Retailer 10£525 GBP
Retailer 13£565 GBP
Retailer 4£692 GBP
Retailer 11£863 GBP
Retailer 12£1,022 GBP

44 data points across 15 retailers

22 retailers£174 GBP to £1,166 GBP

A
Cheapest Retailer
-
£174 GBP
$233 USD
A
Retailer 2
-
£193 GBP
$259 USD
View
Final sale: no returns
A
Retailer 3
-
£202 GBP
$270 USD
View
Retailer 4
-
£215 GBP
$288 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£215 GBP
$288 USD
View
A
Retailer 6
-
£239 GBP
HK$2,500 HKD
View
A
Retailer 7
-
£290 GBP
$388 USD
View
B+
Retailer 8
-
£349 GBP
$468 USD
View
B+
Retailer 9
-
£370 GBP
ZAR 8,002 ZAR
View
B+
Retailer 10
-
£389 GBP
€496 EUR
View
B+
Retailer 11
-
£390 GBP
$522 USD
View
B+
Retailer 12
-
£406 GBP
View
B+
Retailer 13
-
£525 GBP
A$1,082 AUD
View
B
Retailer 14
-
£565 GBP
$757 USD
View
B
Retailer 15
-
£579 GBP
SGD 1,048 SGD
View
B
Retailer 16
-
£692 GBP
$927 USD
View
B
Retailer 17
-
£731 GBP
$979 USD
View
B
Retailer 18
-
£746 GBP
$1,000 USD
View
B
Retailer 19
-
£863 GBP
View
B
Retailer 20
-
£968 GBP
$1,297 USD
View
Retailer 21
-
£1,022 GBP
$1,370 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Queensmith
LG781617916 · Oct 27
£1,166 GBP
View
21 more retailers have this diamond
Prices start from £174 GBPSave up to £992 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
1.05ct Heart
£174 GBP