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Radiant|Lab Grown|IGI

3.70ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG774693767

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG774693767

Diamond specifications and retailer prices

From £785 GBP
$1,045 USD
As of October 29, 2026
Save £5,290 GBP (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £6,075 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.7ct lab-grown radiant diamond

This 3.7ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG774693767 or 774693767. Listed at 19 retailers as of October 29, 2026, with prices from £785 to £6,075, a £5,290 spread on the same certified stone. Brilliant Earth lists it at £6,075. 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

3.70
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774693767
Dimensions7.74 × 7.74 × 10.42 mm
L/W Ratio1.00
Culet sizePointed
Top View
7.74 mm7.74 mm3.70 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774693767
Side View
Table 63.0%Crown 46°Girdle: MediumPavilion 35.5°Culet: NoneDepth 67.8%

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 29
Current: £6,075 GBP|Low: £591 GBP|High: £6,263 GBP|Avg: £2,067 GBP|-3.0%
Brilliant Earth
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
October 30, 2026
Retailer 5£591 GBP
Retailer 4£785 GBP
Retailer 7£884 GBP
Retailer 10£957 GBP
Retailer 2£1,006 GBP
Retailer 16£1,053 GBP
Retailer 13£1,135 GBP
Retailer 8£1,177 GBP
Retailer 3£1,552 GBP
Retailer 14£1,822 GBP
Retailer 6£2,164 GBP
Retailer 9£2,824 GBP
Retailer 12£3,312 GBP
Retailer 15£3,838 GBP
Retailer 11£5,196 GBP
Brilliant Earth£6,075 GBP

33 data points across 16 retailers

19 retailers£785 GBP to £6,075 GBP

Retailer 1
-
£544 GBP
$724 USD
Price last confirmed 11 days ago
Retailer 2
-
£591 GBP
$787 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
£785 GBP
$1,045 USD
View
A
Retailer 4
-
£884 GBP
$1,177 USD
View
A
Retailer 5
-
£957 GBP
$1,274 USD
View
A
Retailer 6
-
£1,006 GBP
View
Retailer 7
-
£1,053 GBP
€1,335 EUR
View
Price last confirmed 7 days ago
A
Retailer 8
-
£1,135 GBP
$1,512 USD
View
Retailer 9
-
£1,177 GBP
$1,568 USD
View
Price last confirmed 16 days ago
B+
Retailer 10
-
£1,552 GBP
$2,067 USD
View
B+
Retailer 11
-
£1,822 GBP
$2,426 USD
View
Retailer 12
-
£1,956 GBP
$2,605 USD
View
Price last confirmed 10 days ago
Retailer 13
-
£2,164 GBP
A$4,433 AUD
View
Price last confirmed 21 days ago
B
Retailer 14
-
£2,824 GBP
View
B
Retailer 15
-
£3,312 GBP
$4,410 USD
View
B
Retailer 16
-
£3,836 GBP
$5,108 USD
View
B
Retailer 17
-
£3,838 GBP
$5,111 USD
View
B
Retailer 18
-
£5,196 GBP
$6,920 USD
View
Most Expensive
B
Brilliant Earth
21662328A · Oct 29
£6,075 GBP
$8,090 USD
View
18 more retailers have this diamond
Prices start from £785 GBPSave up to £5,290 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
3.70ct Radiant
£785 GBP