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Round|Lab Grown|IGI

5.58ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG768629407

Shape and cutting style on the report: Round brilliant

Certificate IGI LG768629407

Diamond specifications and retailer prices

From £6,364 GBP
$8,527 USD
As of October 30, 2026
Save £32,424 GBP (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £38,788 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.58ct lab-grown round diamond

This 5.58ct lab-grown round sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768629407 or 768629407. Listed at 14 retailers as of October 30, 2026, with prices from £6,364 to £38,788, a £32,424 spread on the same certified stone. With Clarity lists it at £38,788. 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

5.58
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629407
Dimensions11.41 × 11.44 × 6.93 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
11.41 mm11.44 mm5.58 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629407
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.6%

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: £8,605 GBP|Low: £6,364 GBP|High: £28,443 GBP|Avg: £13,609 GBP|+0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 11£6,364 GBP
Retailer 2£7,498 GBP
Retailer 12£7,795 GBP
Retailer 1£8,605 GBP
Retailer 3£9,059 GBP
Retailer 6£11,980 GBP
Retailer 5£12,447 GBP
Retailer 10£13,114 GBP
Retailer 9£13,123 GBP
Retailer 8£14,566 GBP
Retailer 7£17,733 GBP
Retailer 4£19,698 GBP
Retailer 13£23,015 GBP

42 data points across 13 retailers

14 retailers£6,364 GBP to £38,788 GBP

A
Cheapest Retailer
-
£6,364 GBP
$8,527 USD
Retailer 2
-
£7,098 GBP
$9,510 USD
View
Price last confirmed 52 days ago
A
Retailer 3
-
£7,498 GBP
$10,047 USD
View
A
Retailer 4
-
£7,795 GBP
HK$81,600 HKD
View
A
Retailer 5
-
£8,605 GBP
View
A
Retailer 6
-
£9,059 GBP
$12,138 USD
View
A
Retailer 7
-
£11,980 GBP
€15,288 EUR
View
A
Retailer 8
-
£13,114 GBP
$17,571 USD
View
B+
Retailer 9
-
£13,123 GBP
View
B+
Retailer 10
-
£14,566 GBP
ZAR 315,296 ZAR
View
B+
Retailer 11
-
£17,733 GBP
$23,760 USD
View
B+
Retailer 12
-
£19,698 GBP
$26,393 USD
View
B
Retailer 13
-
£23,015 GBP
$30,838 USD
View
Most Expensive
B
With Clarity
768629407 · Oct 31
£38,788 GBP
$51,971 USD
View
13 more retailers have this diamond
Prices start from £6,364 GBPSave up to £32,424 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
5.58ct Round
£6,364 GBP