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Oval|Lab Grown|IGI

5.59ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG628448121

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG628448121

Diamond specifications and retailer prices

From £8,262 GBP
$11,070 USD
As of October 29, 2026
Save £28,749 GBP (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £37,011 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 5.59ct lab-grown oval diamond

This 5.59ct lab-grown oval 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 LG628448121 or 628448121. Listed at 15 retailers as of October 29, 2026, with prices from £8,262 to £37,011, a £28,749 spread on the same certified stone. Do Amore Diamonds lists it at £37,011. 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

5.59
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628448121
Dimensions13.99 × 9.95 × 6.25 mm
L/W Ratio1.41
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
13.99 mm9.95 mm5.59 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628448121
Side View
Table 57.0%Crown 36.4°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 62.8%

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 29
Current: £37,011 GBP|Low: £8,262 GBP|High: £41,377 GBP|Avg: £15,809 GBP|-10.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 10£8,262 GBP
Retailer 12£8,269 GBP
Retailer 16£8,592 GBP
Retailer 14£9,456 GBP
Retailer 15£9,914 GBP
Retailer 8£9,995 GBP
Retailer 11£10,225 GBP
Retailer 13£10,327 GBP
Retailer 6£10,558 GBP
Retailer 4£12,688 GBP
Retailer 9£15,946 GBP
Retailer 2£18,757 GBP
Retailer 7£20,020 GBP
Retailer 5£23,935 GBP
Retailer 3£26,729 GBP
Do Amore Diamonds£37,011 GBP

33 data points across 16 retailers

15 retailers£8,262 GBP to £37,011 GBP

A+
Cheapest Retailer
-
£8,262 GBP
$11,070 USD
A
Retailer 2
-
£8,269 GBP
$11,080 USD
View
A
Retailer 3
-
£8,592 GBP
$11,513 USD
View
A
Retailer 4
-
£9,456 GBP
$12,670 USD
View
A
Retailer 5
-
£9,914 GBP
$13,284 USD
View
Retailer 6
-
£9,995 GBP
$13,392 USD
View
Price last confirmed 68 days ago
A
Retailer 7
-
£10,225 GBP
$13,700 USD
View
A
Retailer 8
-
£10,327 GBP
$13,837 USD
View
A
Retailer 9
-
£10,558 GBP
$14,147 USD
View
Final sale: no returns
A
Retailer 10
-
£12,688 GBP
$17,000 USD
View
B+
Retailer 11
-
£15,946 GBP
View
B+
Retailer 12
-
£18,757 GBP
€23,936 EUR
View
B
Retailer 13
-
£23,935 GBP
$32,070 USD
View
B+
Retailer 14
-
£26,729 GBP
$35,814 USD
View
Most Expensive
B
Do Amore Diamonds
27-43F6F9361 · Oct 30
£37,011 GBP
$49,590 USD
View
14 more retailers have this diamond
Prices start from £8,262 GBPSave up to £28,749 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+
5.59ct Oval
£8,262 GBP