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Oval|Lab Grown|IGI

1.50ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG805601214

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG805601214

Diamond specifications and retailer prices

From £166 GBP
$223 USD
As of October 29, 2026
Save £780 GBP (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £946 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805601214 or 805601214. Listed at 17 retailers as of October 29, 2026, with prices from £166 to £946, a £780 spread on the same certified stone. Reve Diamonds lists it at £946. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805601214
Dimensions9.04 × 6.41 × 4.13 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
9.04 mm6.41 mm1.50 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805601214
Side View
Table 59.0%Crown 35.1°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 64.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £186 GBP|Low: £157 GBP|High: £946 GBP|Avg: £462 GBP|-10.8%
Retailer 1
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Retailer 3
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Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Reve Diamonds
October 31, 2026
Retailer 16£166 GBP
Retailer 1£186 GBP
Retailer 10£193 GBP
Retailer 5£201 GBP
Retailer 6£201 GBP
Retailer 4£329 GBP
Retailer 14£353 GBP
Retailer 12£369 GBP
Retailer 15£385 GBP
Retailer 13£452 GBP
Retailer 11£554 GBP
Retailer 9£664 GBP
Retailer 7£694 GBP
Retailer 2£704 GBP
Retailer 3£808 GBP
Retailer 8£866 GBP
Reve Diamonds£946 GBP

37 data points across 17 retailers

17 retailers£166 GBP to £946 GBP

A
Cheapest Retailer
-
£166 GBP
$223 USD
A
Retailer 2
-
£186 GBP
$249 USD
View
Final sale: no returns
A
Retailer 3
-
£193 GBP
$259 USD
View
A
Retailer 4
-
£201 GBP
$269 USD
View
A
Retailer 5
-
£201 GBP
$269 USD
View
A
Retailer 6
-
£329 GBP
€420 EUR
View
A
Retailer 7
-
£353 GBP
$473 USD
View
A
Retailer 8
-
£369 GBP
$495 USD
View
A
Retailer 9
-
£385 GBP
View
B+
Retailer 10
-
£452 GBP
$605 USD
View
B
Retailer 11
-
£554 GBP
$742 USD
View
B
Retailer 12
-
£664 GBP
$890 USD
View
Retailer 13
-
£694 GBP
$930 USD
View
Price last confirmed 9 days ago
B
Retailer 14
-
£704 GBP
$943 USD
View
B
Retailer 15
-
£808 GBP
View
B
Retailer 16
-
£866 GBP
$1,160 USD
View
Most Expensive
B
Reve Diamonds
2789A6EAF · Oct 30
£946 GBP
$1,268 USD
View
16 more retailers have this diamond
Prices start from £166 GBPSave up to £780 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
1.50ct Oval
£166 GBP