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Heart|Lab Grown|IGI

3.15ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG816602375

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816602375

Diamond specifications and retailer prices

From £816 GBP
$1,094 USD
As of October 30, 2026
Save £3,438 GBP (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £7,247 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.15ct lab-grown heart diamond

This 3.15ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816602375 or 816602375. Listed at 13 retailers as of October 30, 2026, with a 421% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.15
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816602375
Dimensions10.34 × 8.40 × 6.26 mm
L/W Ratio1.23
Girdle conditionFaceted
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
10.34 mm8.40 mm3.15 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816602375
Side View
Table 57.0%Crown 35.8°Girdle: STK-THKPavilion 39.7°Culet: NoneDepth 60.5%

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: Oct 30
Current: £7,247 GBP|Low: £677 GBP|High: £8,105 GBP|Avg: £2,409 GBP|-10.6%
Do Amore 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
Retailer 15
Retailer 16
November 1, 2026
Retailer 7£677 GBP
Retailer 13£816 GBP
Retailer 3£991 GBP
Retailer 12£1,086 GBP
Retailer 2£1,337 GBP
Retailer 14£1,386 GBP
Retailer 5£1,396 GBP
Retailer 6£1,532 GBP
Retailer 8£1,713 GBP
Retailer 15£1,881 GBP
Retailer 16£1,959 GBP
Retailer 9£2,360 GBP
Retailer 4£2,891 GBP
Retailer 11£3,375 GBP
Retailer 10£4,254 GBP
Do Amore Diamonds£7,247 GBP

32 data points across 16 retailers

13 retailers£816 GBP to £4,254 GBP

A
Cheapest Retailer
-
£816 GBP
$1,094 USD
A
Retailer 2
-
£991 GBP
$1,328 USD
View
Final sale: no returns
A
Retailer 3
-
£1,086 GBP
$1,455 USD
View
B+
Retailer 4
-
£1,337 GBP
View
B+
Retailer 5
-
£1,386 GBP
$1,857 USD
View
B+
Retailer 6
-
£1,396 GBP
$1,871 USD
View
B+
Retailer 7
-
£1,881 GBP
$2,520 USD
View
B+
Retailer 8
-
£1,959 GBP
$2,625 USD
View
B
Retailer 9
-
£2,360 GBP
A$4,864 AUD
View
B
Retailer 10
-
£2,891 GBP
$3,874 USD
View
B
Retailer 11
-
£3,375 GBP
View
B
Retailer 12
-
£4,254 GBP
$5,700 USD
View
Most Expensive
Do Amore Diamonds
27-F1AC80D39 · Oct 31
£7,247 GBP
$9,710 USD
View
Price under review
12 more retailers have this diamond
Prices start from £816 GBPSave up to £3,438 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
3.15ct Heart
£816 GBP