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Round|Lab Grown|IGI

3.49ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG771651203

Shape and cutting style on the report: Round brilliant

Certificate IGI LG771651203

Diamond specifications and retailer prices

From £407 GBP
$541 USD
As of October 26, 2026
Save £3,212 GBP (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £3,619 GBP at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 3.49ct lab-grown round diamond

This 3.49ct lab-grown round 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 LG771651203 or 771651203. Listed at 19 retailers as of October 26, 2026, with prices from £407 to £3,619, a £3,212 spread on the same certified stone. Frank Darling lists it at £3,619. 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

3.49
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771651203
Dimensions9.79 × 9.83 × 5.93 mm
L/W Ratio1.00
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
9.79 mm9.83 mm3.49 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771651203
Side View
Table 58.0%Crown 33.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.4%

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 26
Current: £3,619 GBP|Low: £331 GBP|High: £4,199 GBP|Avg: £1,493 GBP|-0.0%
Frank Darling
Retailer 2
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Retailer 12
Retailer 13
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Retailer 18
October 29, 2026
Retailer 7£407 GBP
Retailer 16£456 GBP
Retailer 3£482 GBP
Retailer 8£667 GBP
Retailer 4£680 GBP
Retailer 14£681 GBP
Retailer 12£717 GBP
Retailer 18£735 GBP
Retailer 11£826 GBP
Retailer 6£1,208 GBP
Retailer 9£1,225 GBP
Retailer 15£1,465 GBP
Retailer 5£1,955 GBP
Retailer 13£2,431 GBP
Retailer 2£2,431 GBP
Retailer 10£3,281 GBP
Retailer 17£3,612 GBP
Frank Darling£3,619 GBP

28 data points across 18 retailers

19 retailers£407 GBP to £3,619 GBP

A
Cheapest Retailer
-
£407 GBP
$541 USD
A
Retailer 2
-
£456 GBP
$606 USD
View
A
Retailer 3
-
£482 GBP
$641 USD
View
Final sale: no returns
A
Retailer 4
-
£667 GBP
$886 USD
View
B+
Retailer 5
-
£680 GBP
$903 USD
View
A
Retailer 6
-
£681 GBP
$905 USD
View
A
Retailer 7
-
£717 GBP
View
A
Retailer 8
-
£735 GBP
$977 USD
View
A
Retailer 9
-
£826 GBP
€1,045 EUR
View
B+
Retailer 10
-
£1,208 GBP
$1,605 USD
View
B+
Retailer 11
-
£1,225 GBP
A$2,505 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£1,465 GBP
$1,947 USD
View
B
Retailer 13
-
£1,955 GBP
$2,598 USD
View
B
Retailer 14
-
£2,431 GBP
$3,230 USD
View
B
Retailer 15
-
£2,431 GBP
View
B
Retailer 16
-
£2,899 GBP
$3,852 USD
View
Price last confirmed 71 days ago
B
Retailer 17
-
£3,281 GBP
$4,360 USD
View
B
Retailer 18
-
£3,612 GBP
$4,800 USD
View
Most Expensive
B
Frank Darling
VL-142085GR · Oct 29
£3,619 GBP
$4,809 USD
View
18 more retailers have this diamond
Prices start from £407 GBPSave up to £3,212 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
3.49ct Round
£407 GBP