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Round|Lab Grown|IGI

5.27ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG821641166

Shape and cutting style on the report: Round brilliant

Certificate IGI LG821641166

Diamond specifications and retailer prices

From £6,028 GBP
$8,077 USD
As of November 1, 2026
Save £21,447 GBP (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £27,475 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.27ct lab-grown round diamond

This 5.27ct 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 LG821641166 or 821641166. Listed at 14 retailers as of October 31, 2026, with prices from £6,028 to £27,475, a £21,447 spread on the same certified stone. With Clarity lists it at £27,475. 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

5.27
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821641166
Dimensions11.20 × 11.14 × 6.90 mm
L/W Ratio1.01
Girdle conditionFaceted
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
11.20 mm11.14 mm5.27 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821641166
Side View
Table 55.0%Crown 34.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.8%

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: Nov 1
Current: £8,324 GBP|Low: £5,932 GBP|High: £27,501 GBP|Avg: £13,821 GBP|+0.3%
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
With Clarity
November 1, 2026
Retailer 12£6,028 GBP
Retailer 10£6,788 GBP
Retailer 3£7,084 GBP
Retailer 13£7,365 GBP
Retailer 4£8,285 GBP
Retailer 1£8,324 GBP
Retailer 6£11,315 GBP
Retailer 11£12,403 GBP
Retailer 9£12,656 GBP
Retailer 8£13,777 GBP
Retailer 7£16,763 GBP
Retailer 5£18,604 GBP
Retailer 2£22,222 GBP
With Clarity£27,501 GBP

43 data points across 14 retailers

14 retailers£6,028 GBP to £27,475 GBP

A
Cheapest Retailer
-
£6,028 GBP
$8,077 USD
Retailer 2
-
£6,788 GBP
$9,095 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
£7,084 GBP
$9,492 USD
View
A
Retailer 4
-
£7,365 GBP
HK$77,100 HKD
View
A
Retailer 5
-
£8,285 GBP
$11,101 USD
View
A
Retailer 6
-
£8,324 GBP
View
A
Retailer 7
-
£11,315 GBP
€14,439 EUR
View
B+
Retailer 8
-
£12,403 GBP
$16,619 USD
View
B+
Retailer 9
-
£12,656 GBP
View
B+
Retailer 10
-
£13,777 GBP
ZAR 298,223 ZAR
View
B+
Retailer 11
-
£16,763 GBP
$22,460 USD
View
B+
Retailer 12
-
£18,604 GBP
$24,927 USD
View
B
Retailer 13
-
£22,222 GBP
$29,775 USD
View
Most Expensive
B
With Clarity
821641166 · Oct 31
£27,475 GBP
$36,813 USD
View
13 more retailers have this diamond
Prices start from £6,028 GBPSave up to £21,447 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
5.27ct Round
£6,028 GBP