CaratHunter
Plans
Heart|Lab Grown|IGI

5.05ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG700548148

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG700548148

Diamond specifications and retailer prices

From £1,146 GBP
HK$12,000 HKD
As of October 30, 2026
Save £3,541 GBP (76%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £5,351 GBP at Brilliant Earth · As of October 4, 2026
View at Brilliant Earth

About this 5.05ct lab-grown heart diamond

This 5.05ct lab-grown heart sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG700548148 or 700548148. Listed at 8 retailers as of October 30, 2026, with a 309% 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

5.05
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700548148
Dimensions10.39 × 11.99 × 7.25 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.39 mm11.99 mm5.05 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700548148
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 60.5%

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: £5,351 GBP|Low: £908 GBP|High: £5,351 GBP|Avg: £2,358 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 5£1,146 GBP
Retailer 7£1,179 GBP
Retailer 8£1,226 GBP
Retailer 4£1,375 GBP
Retailer 3£1,487 GBP
Retailer 10£2,639 GBP
Retailer 2£3,238 GBP
Retailer 6£3,429 GBP
Retailer 9£3,719 GBP
Brilliant Earth£5,351 GBP

12 data points across 10 retailers

8 retailers£1,146 GBP to £4,687 GBP

A
Cheapest Retailer
-
£1,146 GBP
HK$12,000 HKD
A
Retailer 2
-
£1,375 GBP
$1,842 USD
View
B+
Retailer 3
-
£1,487 GBP
$1,992 USD
View
B
Retailer 4
-
£3,238 GBP
View
Retailer 5
-
£3,719 GBP
A$7,667 AUD
View
Price last confirmed 118 days ago
B
Retailer 6
-
£4,687 GBP
$6,280 USD
View
Retailer 7
-
£5,351 GBP
$7,170 USD
View
Price last confirmed 26 days ago
Most Expensive
Brilliant Earth
21603454A · Oct 4
£5,351 GBP
$7,170 USD
View
Price last confirmed 26 days ago
7 more retailers have this diamond
Prices start from £1,146 GBPSave up to £3,541 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
5.05ct Heart
£1,146 GBP