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Oval|Lab Grown|IGI

1.59ct F IF Oval Lab Grown Diamond

EX • F/IF • IGI LG840652901

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG840652901

Diamond specifications and retailer prices

From £189 GBP
$253 USD
As of November 1, 2026
Save £1,481 GBP (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,669 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.59ct lab-grown oval diamond

This 1.59ct lab-grown oval sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840652901 or 840652901. Listed at 20 retailers as of November 1, 2026, with prices from £189 to £1,669, a £1,481 spread on the same certified stone. Do Amore Diamonds lists it at £1,669. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840652901
Dimensions9.71 × 6.70 × 4.02 mm
L/W Ratio1.45
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
9.71 mm6.70 mm1.59 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840652901
Side View
Table 61.0%Crown 33.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.0%

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: £1,669 GBP|Low: £189 GBP|High: £1,669 GBP|Avg: £634 GBP
Do Amore Diamonds
Retailer 2
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Retailer 20
November 2, 2026
Retailer 8£189 GBP
Retailer 5£211 GBP
Retailer 4£218 GBP
Retailer 20£233 GBP
Retailer 13£265 GBP
Retailer 17£376 GBP
Retailer 6£390 GBP
Retailer 15£444 GBP
Retailer 14£451 GBP
Retailer 11£488 GBP
Retailer 19£599 GBP
Retailer 10£636 GBP
Retailer 2£652 GBP
Retailer 3£829 GBP
Retailer 9£919 GBP
Retailer 12£953 GBP
Retailer 7£979 GBP
Retailer 16£1,033 GBP
Retailer 18£1,598 GBP
Do Amore Diamonds£1,669 GBP

13 data points across 20 retailers

20 retailers£189 GBP to £1,669 GBP

A
Cheapest Retailer
-
£189 GBP
$253 USD
A
Retailer 2
-
£211 GBP
$283 USD
View
Final sale: no returns
A
Retailer 3
-
£218 GBP
$293 USD
View
A
Retailer 4
-
£233 GBP
$313 USD
View
A
Retailer 5
-
£265 GBP
View
A
Retailer 6
-
£376 GBP
$505 USD
View
A
Retailer 7
-
£390 GBP
$524 USD
View
A
Retailer 8
-
£444 GBP
ZAR 9,635 ZAR
View
A
Retailer 9
-
£451 GBP
View
A
Retailer 10
-
£488 GBP
$655 USD
View
A
Retailer 11
-
£599 GBP
A$1,237 AUD
View
A
Retailer 12
-
£636 GBP
$853 USD
View
A
Retailer 13
-
£652 GBP
$875 USD
View
B+
Retailer 14
-
£829 GBP
$1,112 USD
View
B+
Retailer 15
-
£919 GBP
$1,233 USD
View
B+
Retailer 16
-
£953 GBP
$1,279 USD
View
B+
Retailer 17
-
£979 GBP
SGD 1,776 SGD
View
B+
Retailer 18
-
£1,033 GBP
View
B
Retailer 19
-
£1,598 GBP
$2,145 USD
View
Most Expensive
B
Do Amore Diamonds
27-20D4A8ECF · Nov 2
£1,669 GBP
$2,240 USD
View
19 more retailers have this diamond
Prices start from £189 GBPSave up to £1,481 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
1.59ct Oval
£189 GBP