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Princess|Lab Grown|IGI

1.16ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG700517680

Shape and cutting style on the report: Princess cut

Certificate IGI LG700517680

Diamond specifications and retailer prices

From £287 GBP
$385 USD
As of October 30, 2026
Save £1,720 GBP (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,008 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.16ct lab-grown princess diamond

This 1.16ct lab-grown princess sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG700517680 or 700517680. Listed at 22 retailers as of October 30, 2026, with prices from £287 to £2,008, a £1,720 spread on the same certified stone. Brilliant Earth lists it at £2,008. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.16
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle42.6°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700517680
Dimensions5.77 × 5.64 × 3.95 mm
L/W Ratio1.02
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
5.77 mm5.64 mm1.16 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG700517680
Side View
Table 65.0%Crown 42.6°Girdle: Slightly ThickPavilion 37°Culet: NoneDepth 70.0%

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 30
Current: £2,008 GBP|Low: £287 GBP|High: £2,008 GBP|Avg: £782 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 12£287 GBP
Retailer 5£322 GBP
Retailer 9£466 GBP
Retailer 3£528 GBP
Retailer 13£566 GBP
Retailer 8£613 GBP
Retailer 6£625 GBP
Retailer 2£646 GBP
Retailer 11£854 GBP
Retailer 4£1,035 GBP
Retailer 10£1,041 GBP
Retailer 7£1,400 GBP
Brilliant Earth£2,008 GBP

43 data points across 13 retailers

22 retailers£287 GBP to £2,008 GBP

A
Cheapest Retailer
-
£287 GBP
$385 USD
A
Retailer 2
-
£322 GBP
$431 USD
View
Final sale: no returns
A
Retailer 3
-
£322 GBP
$431 USD
View
A
Retailer 4
-
£357 GBP
$478 USD
View
A
Retailer 5
-
£357 GBP
$478 USD
View
A
Retailer 6
-
£466 GBP
$625 USD
View
A
Retailer 7
-
£528 GBP
$708 USD
View
A
Retailer 8
-
£566 GBP
$759 USD
View
A
Retailer 9
-
£568 GBP
$761 USD
View
B+
Retailer 10
-
£613 GBP
ZAR 13,261 ZAR
View
B+
Retailer 11
-
£625 GBP
€797 EUR
View
B+
Retailer 12
-
£646 GBP
View
B+
Retailer 13
-
£854 GBP
$1,144 USD
View
Retailer 14
-
£1,001 GBP
$1,341 USD
View
Price last confirmed 66 days ago
B
Retailer 15
-
£1,035 GBP
View
B+
Retailer 16
-
£1,041 GBP
$1,395 USD
View
B
Retailer 17
-
£1,146 GBP
$1,536 USD
View
B
Retailer 18
-
£1,174 GBP
$1,573 USD
View
B
Retailer 19
-
£1,332 GBP
$1,785 USD
View
B
Retailer 20
-
£1,400 GBP
View
B
Retailer 21
-
£1,412 GBP
$1,892 USD
View
Most Expensive
B
Brilliant Earth
16569045A · Oct 31
£2,008 GBP
$2,690 USD
View
21 more retailers have this diamond
Prices start from £287 GBPSave up to £1,720 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
1.16ct Princess
£287 GBP