CaratHunter
Plans
Radiant|Lab Grown|IGI

3.06ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG681578742

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

Certificate IGI LG681578742

Diamond specifications and retailer prices

From £740 GBP
$992 USD
As of October 30, 2026
Save £5,835 GBP (89%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: £6,575 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.06ct lab-grown radiant diamond

This 3.06ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG681578742 or 681578742. Listed at 32 retailers as of October 30, 2026, with prices from £740 to £6,575, a £5,835 spread on the same certified stone. Do Amore Diamonds lists it at £6,575. 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

3.06
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681578742
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
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
10.37 mm7.13 mm3.06 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681578742
Side View
Table 63.0%Crown 40.6°Girdle: MED-STKPavilion 34.7°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
A+
Exceptional
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: £6,575 GBP|Low: £740 GBP|High: £7,411 GBP|Avg: £2,769 GBP|-11.3%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
November 1, 2026
Retailer 5£740 GBP
Retailer 11£943 GBP
Retailer 3£1,058 GBP
Retailer 22£1,097 GBP
Retailer 7£1,204 GBP
Retailer 18£1,373 GBP
Retailer 13£1,425 GBP
Retailer 21£1,515 GBP
Retailer 23£1,676 GBP
Retailer 19£1,777 GBP
Retailer 24£1,851 GBP
Retailer 20£2,140 GBP
Retailer 12£2,201 GBP
Retailer 10£2,616 GBP
Retailer 4£2,662 GBP
Retailer 6£2,750 GBP
Retailer 17£2,773 GBP
Retailer 2£3,215 GBP
Retailer 9£3,370 GBP
Retailer 8£3,490 GBP
Retailer 14£4,026 GBP
Retailer 15£5,091 GBP
Retailer 16£5,941 GBP
Do Amore Diamonds£6,575 GBP

33 data points across 24 retailers

32 retailers£740 GBP to £6,575 GBP

A+
Cheapest Retailer
-
£740 GBP
$992 USD
Retailer 2
-
£834 GBP
$1,118 USD
View
Price last confirmed 24 days ago
Retailer 3
-
£861 GBP
$1,153 USD
View
Price last confirmed 32 days ago
Retailer 4
-
£937 GBP
$1,255 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
£943 GBP
$1,264 USD
View
Final sale: no returns
Retailer 6
-
£968 GBP
$1,297 USD
View
Price last confirmed 29 days ago
Retailer 7
-
£985 GBP
$1,320 USD
View
Price last confirmed 35 days ago
A
Retailer 8
-
£1,058 GBP
$1,417 USD
View
A
Retailer 9
-
£1,097 GBP
$1,470 USD
View
A
Retailer 10
-
£1,204 GBP
HK$12,600 HKD
View
A
Retailer 11
-
£1,373 GBP
View
A
Retailer 12
-
£1,425 GBP
$1,910 USD
View
A
Retailer 13
-
£1,515 GBP
€1,933 EUR
View
Retailer 14
-
£1,599 GBP
View
Price last confirmed 17 days ago
A
Retailer 15
-
£1,676 GBP
$2,246 USD
View
A
Retailer 16
-
£1,777 GBP
$2,381 USD
View
A
Retailer 17
-
£1,851 GBP
$2,480 USD
View
Retailer 18
-
£2,002 GBP
$2,683 USD
View
Price last confirmed 22 days ago
Retailer 19
-
£2,066 GBP
$2,768 USD
View
Price last confirmed 31 days ago
A
Retailer 20
-
£2,140 GBP
A$4,412 AUD
View
A
Retailer 21
-
£2,201 GBP
ZAR 47,642 ZAR
View
B+
Retailer 22
-
£2,616 GBP
View
B+
Retailer 23
-
£2,662 GBP
$3,567 USD
View
B+
Retailer 24
-
£2,750 GBP
$3,685 USD
View
B+
Retailer 25
-
£2,773 GBP
$3,716 USD
View
B+
Retailer 26
-
£3,215 GBP
View
B+
Retailer 27
-
£3,370 GBP
$4,515 USD
View
B+
Retailer 28
-
£3,490 GBP
SGD 6,319 SGD
View
Retailer 29
-
£4,026 GBP
$5,395 USD
View
Price last confirmed 11 days ago
Retailer 30
-
£5,091 GBP
A$10,494 AUD
View
Price last confirmed 23 days ago
B
Retailer 31
-
£5,941 GBP
$7,960 USD
View
Most Expensive
B
Do Amore Diamonds
27-B75A07E89 · Oct 31
£6,575 GBP
$8,810 USD
View
31 more retailers have this diamond
Prices start from £740 GBPSave up to £5,835 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+
3.06ct Radiant
£740 GBP