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Oval|Lab Grown|IGI

1.49ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG816625183

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816625183

Diamond specifications and retailer prices

From £251 GBP
$336 USD
As of October 29, 2026
Save £2,936 GBP (92%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £3,187 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.49ct lab-grown oval diamond

This 1.49ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816625183 or 816625183. Listed at 18 retailers as of October 29, 2026, with prices from £251 to £3,187, a £2,936 spread on the same certified stone. Brilliant Earth lists it at £3,187. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.49
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816625183
Dimensions10.28 × 6.18 × 3.71 mm
L/W Ratio1.66
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
10.28 mm6.18 mm1.49 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816625183
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
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 29
Current: £3,187 GBP|Low: £176 GBP|High: £3,187 GBP|Avg: £691 GBP|+41.4%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
October 30, 2026
Retailer 17£251 GBP
Retailer 19£281 GBP
Retailer 5£291 GBP
Retailer 3£311 GBP
Retailer 18£311 GBP
Retailer 9£379 GBP
Retailer 15£425 GBP
Retailer 8£502 GBP
Retailer 14£535 GBP
Retailer 2£558 GBP
Retailer 13£755 GBP
Retailer 11£773 GBP
Retailer 6£853 GBP
Retailer 16£912 GBP
Retailer 4£1,000 GBP
Retailer 7£1,032 GBP
Retailer 12£1,253 GBP
Retailer 10£1,567 GBP
Brilliant Earth£3,187 GBP

41 data points across 19 retailers

18 retailers£251 GBP to £3,187 GBP

A
Cheapest Retailer
-
£251 GBP
$336 USD
A
Retailer 2
-
£281 GBP
$377 USD
View
Final sale: no returns
A
Retailer 3
-
£291 GBP
$390 USD
View
A
Retailer 4
-
£311 GBP
$417 USD
View
A
Retailer 5
-
£311 GBP
$417 USD
View
A
Retailer 6
-
£425 GBP
$570 USD
View
A
Retailer 7
-
£502 GBP
$673 USD
View
A
Retailer 8
-
£535 GBP
ZAR 11,571 ZAR
View
A
Retailer 9
-
£558 GBP
View
B+
Retailer 10
-
£755 GBP
A$1,557 AUD
View
Retailer 11
-
£773 GBP
SGD 1,399 SGD
View
Price last confirmed 23 days ago
B+
Retailer 12
-
£853 GBP
$1,143 USD
View
B+
Retailer 13
-
£912 GBP
$1,222 USD
View
B
Retailer 14
-
£1,000 GBP
$1,340 USD
View
B
Retailer 15
-
£1,032 GBP
$1,383 USD
View
B
Retailer 16
-
£1,253 GBP
View
Retailer 17
-
£1,567 GBP
$2,100 USD
View
Price last confirmed 24 days ago
Most Expensive
B
Brilliant Earth
21434179A · Oct 29
£3,187 GBP
$4,270 USD
View
17 more retailers have this diamond
Prices start from £251 GBPSave up to £2,936 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
1.49ct Oval
£251 GBP