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Princess|Lab Grown|IGI

2.51ct D IF Princess Lab Grown Diamond

EX • D/IF • IGI LG696515760

Shape and cutting style on the report: Princess cut

Certificate IGI LG696515760

Diamond specifications and retailer prices

From £6,687 GBP
$8,960 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: £6,687 GBP at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 2.51ct lab-grown princess diamond

This 2.51ct lab-grown princess sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG696515760 or 696515760. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

2.51
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696515760
Dimensions7.40 × 7.39 × 5.35 mm
L/W Ratio1.00
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
7.40 mm7.39 mm2.51 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696515760
Side View
Table 70.0%Crown 40.1°Girdle: MediumPavilion 39.8°Culet: NoneDepth 72.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: £6,687 GBP|Low: £1,363 GBP|High: £11,142 GBP|Avg: £4,384 GBP|+55.0%
Brilliant Earth
Retailer 2
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August 17, 2026
Retailer 11£1,363 GBP
Retailer 13£2,207 GBP
Retailer 8£2,209 GBP
Retailer 14£2,283 GBP
Retailer 10£2,596 GBP
Retailer 5£2,678 GBP
Retailer 6£3,028 GBP
Retailer 2£3,100 GBP
Retailer 9£3,480 GBP
Retailer 3£3,516 GBP
Retailer 7£5,747 GBP
Retailer 12£5,854 GBP
Retailer 4£6,112 GBP
Brilliant Earth£6,687 GBP
Retailer 15£6,908 GBP

74 data points across 15 retailers

1 retailer

B
Brilliant Earth
13844606A · Oct 29
£6,687 GBP
$8,960 USD
View

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.

B
2.51ct Princess
£6,687 GBP