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Heart|Lab Grown|IGI

0.74ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG683590927

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG683590927

Diamond specifications and retailer prices

From £194 GBP
$260 USD
As of October 30, 2026
Save £706 GBP (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £900 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 0.74ct lab-grown heart diamond

This 0.74ct lab-grown heart sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG683590927 or 683590927. Listed at 13 retailers as of October 27, 2026, with prices from £194 to £900, a £706 spread on the same certified stone. Queensmith lists it at £900. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.74
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683590927
Dimensions5.64 × 6.27 × 3.55 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
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
5.64 mm6.27 mm0.74 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683590927
Side View
Table 61.0%Crown 37.6°Girdle: MED-THKPavilion 37.1°Culet: NoneDepth 56.6%

Caratlytics Score

How it works →
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: Oct 30
Current: £900 GBP|Low: £171 GBP|High: £1,081 GBP|Avg: £478 GBP
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 9£174 GBP
Retailer 11£194 GBP
Retailer 12£216 GBP
Retailer 10£225 GBP
Retailer 4£249 GBP
Retailer 8£364 GBP
Retailer 6£379 GBP
Retailer 2£410 GBP
Retailer 5£549 GBP
Retailer 3£737 GBP
Retailer 7£864 GBP
Queensmith£900 GBP

42 data points across 12 retailers

13 retailers£194 GBP to £900 GBP

Retailer 1
-
£174 GBP
$233 USD
Price last confirmed 18 days ago
A
Retailer 2
-
£194 GBP
$260 USD
View
Final sale: no returns
Retailer 3
-
£216 GBP
$289 USD
View
Price last confirmed 18 days ago
A
Retailer 4
-
£225 GBP
$302 USD
View
Retailer 5
-
£249 GBP
$334 USD
View
Price last confirmed 32 days ago
B+
Retailer 6
-
£364 GBP
$488 USD
View
B+
Retailer 7
-
£379 GBP
A$781 AUD
View
B+
Retailer 8
-
£410 GBP
View
B
Retailer 9
-
£549 GBP
A$1,131 AUD
View
Retailer 10
-
£693 GBP
$928 USD
View
Price last confirmed 18 days ago
B
Retailer 11
-
£737 GBP
$988 USD
View
B
Retailer 12
-
£864 GBP
View
Most Expensive
B
Queensmith
LG683590927 · Oct 27
£900 GBP
View
12 more retailers have this diamond
Prices start from £194 GBPSave up to £706 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
0.74ct Heart
£194 GBP