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Round|Lab Grown|IGI

4.89ct F VS1 Round Lab Grown Diamond

EX • F/VS1 • IGI LG702506784

Shape and cutting style on the report: Round brilliant

Certificate IGI LG702506784

Diamond specifications and retailer prices

From £452 GBP
$605 USD
As of October 29, 2026
Save £1,983 GBP (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £5,538 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.89ct lab-grown round diamond

This 4.89ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG702506784 or 702506784. Listed at 24 retailers as of October 26, 2026, with a 439% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.89
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG702506784
Dimensions10.98 × 11.03 × 6.49 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.98 mm11.03 mm4.89 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG702506784
Side View
Table 63.0%Crown 34.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 58.9%

Caratlytics Score

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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: £5,538 GBP|Low: £452 GBP|High: £7,605 GBP|Avg: £1,562 GBP|-27.2%
Brilliant Earth
Retailer 2
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Retailer 22
October 30, 2026
Retailer 14£452 GBP
Retailer 9£506 GBP
Retailer 5£560 GBP
Retailer 15£560 GBP
Retailer 20£621 GBP
Retailer 22£657 GBP
Retailer 13£766 GBP
Retailer 17£844 GBP
Retailer 7£859 GBP
Retailer 16£874 GBP
Retailer 18£1,115 GBP
Retailer 2£1,122 GBP
Retailer 3£1,226 GBP
Retailer 4£1,473 GBP
Retailer 8£1,489 GBP
Retailer 11£1,626 GBP
Retailer 10£1,787 GBP
Retailer 12£1,811 GBP
Retailer 6£1,873 GBP
Retailer 19£2,435 GBP
Retailer 21£2,944 GBP
Brilliant Earth£5,538 GBP

36 data points across 22 retailers

24 retailers£452 GBP to £2,435 GBP

A
Cheapest Retailer
-
£452 GBP
$605 USD
A
Retailer 2
-
£506 GBP
$678 USD
View
A
Retailer 3
-
£532 GBP
$713 USD
View
Final sale: no returns
A
Retailer 4
-
£560 GBP
$751 USD
View
Retailer 5
-
£560 GBP
$751 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
£621 GBP
HK$6,500 HKD
View
A
Retailer 7
-
£657 GBP
$880 USD
View
A
Retailer 8
-
£766 GBP
View
A
Retailer 9
-
£844 GBP
€1,077 EUR
View
B+
Retailer 10
-
£859 GBP
$1,151 USD
View
A
Retailer 11
-
£874 GBP
View
A
Retailer 12
-
£1,115 GBP
ZAR 24,140 ZAR
View
A
Retailer 13
-
£1,122 GBP
A$2,313 AUD
View
B+
Retailer 14
-
£1,226 GBP
$1,643 USD
View
B+
Retailer 15
-
£1,473 GBP
$1,974 USD
View
B+
Retailer 16
-
£1,489 GBP
$1,995 USD
View
B+
Retailer 17
-
£1,626 GBP
View
B+
Retailer 18
-
£1,717 GBP
$2,301 USD
View
B+
Retailer 19
-
£1,787 GBP
$2,395 USD
View
B+
Retailer 20
-
£1,811 GBP
$2,427 USD
View
B+
Retailer 21
-
£1,873 GBP
$2,510 USD
View
B
Retailer 22
-
£2,435 GBP
View
Retailer 23
-
£2,944 GBP
$3,945 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
18299688A · Oct 30
£5,538 GBP
$7,420 USD
View
Price under review
23 more retailers have this diamond
Prices start from £452 GBPSave up to £1,983 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
4.89ct Round
£452 GBP