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Oval|Lab Grown|IGI

1.54ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG739598545

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG739598545

Diamond specifications and retailer prices

From £238 GBP
$319 USD
As of October 31, 2026
Save £1,941 GBP (89%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: £2,179 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.54ct lab-grown oval diamond

This 1.54ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG739598545 or 739598545. Listed at 31 retailers as of October 30, 2026, with prices from £238 to £2,179, a £1,941 spread on the same certified stone. Brilliant Earth lists it at £2,179. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739598545
Dimensions9.22 × 6.56 × 4.10 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
9.22 mm6.56 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739598545
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £2,179 GBP|Low: £238 GBP|High: £3,672 GBP|Avg: £886 GBP|-40.7%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
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Retailer 17
Retailer 18
Retailer 19
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Retailer 21
Retailer 22
October 31, 2026
Retailer 2£238 GBP
Retailer 10£306 GBP
Retailer 3£373 GBP
Retailer 19£381 GBP
Retailer 20£435 GBP
Retailer 18£454 GBP
Retailer 7£459 GBP
Retailer 13£466 GBP
Retailer 8£528 GBP
Retailer 9£592 GBP
Retailer 17£614 GBP
Retailer 4£776 GBP
Retailer 21£811 GBP
Retailer 11£886 GBP
Retailer 12£890 GBP
Retailer 6£1,015 GBP
Retailer 16£1,063 GBP
Retailer 5£1,094 GBP
Retailer 14£1,165 GBP
Retailer 22£1,430 GBP
Retailer 15£1,814 GBP
Brilliant Earth£2,179 GBP

35 data points across 22 retailers

31 retailers£238 GBP to £2,179 GBP

Retailer 1
-
£226 GBP
$303 USD
Price last confirmed 32 days ago
A
Retailer 2
-
£238 GBP
$319 USD
View
Final sale: no returns
Retailer 3
-
£247 GBP
$331 USD
View
Price last confirmed 18 days ago
Retailer 4
-
£263 GBP
$352 USD
View
Price last confirmed 36 days ago
A
Retailer 5
-
£264 GBP
$354 USD
View
Retailer 6
-
£264 GBP
$354 USD
View
Price last confirmed 21 days ago
Retailer 7
-
£264 GBP
$354 USD
View
Price last confirmed 29 days ago
Retailer 8
-
£277 GBP
$371 USD
View
Price last confirmed 32 days ago
A
Retailer 9
-
£306 GBP
HK$3,200 HKD
View
A
Retailer 10
-
£373 GBP
$500 USD
View
A
Retailer 11
-
£381 GBP
$510 USD
View
A
Retailer 12
-
£435 GBP
€555 EUR
View
A
Retailer 13
-
£454 GBP
ZAR 9,821 ZAR
View
A
Retailer 14
-
£459 GBP
$615 USD
View
A
Retailer 15
-
£466 GBP
View
A
Retailer 16
-
£528 GBP
A$1,088 AUD
View
A
Retailer 17
-
£592 GBP
$793 USD
View
A
Retailer 18
-
£614 GBP
A$1,266 AUD
View
B+
Retailer 19
-
£776 GBP
$1,040 USD
View
B+
Retailer 20
-
£811 GBP
$1,087 USD
View
Retailer 21
-
£849 GBP
$1,137 USD
View
Price last confirmed 21 days ago
B+
Retailer 22
-
£886 GBP
$1,187 USD
View
B+
Retailer 23
-
£890 GBP
SGD 1,611 SGD
View
Retailer 24
-
£902 GBP
$1,209 USD
View
Price last confirmed 31 days ago
B+
Retailer 25
-
£1,015 GBP
$1,360 USD
View
B+
Retailer 26
-
£1,063 GBP
View
B+
Retailer 27
-
£1,094 GBP
$1,466 USD
View
B+
Retailer 28
-
£1,165 GBP
$1,561 USD
View
Retailer 29
-
£1,430 GBP
A$2,948 AUD
View
Price last confirmed 23 days ago
Retailer 30
-
£1,814 GBP
$2,430 USD
View
Price last confirmed 33 days ago
Most Expensive
B
Brilliant Earth
16164015A · Oct 30
£2,179 GBP
$2,920 USD
View
30 more retailers have this diamond
Prices start from £238 GBPSave up to £1,941 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
1.54ct Oval
£238 GBP