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Princess|Lab Grown|IGI

1.15ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG551299677

Shape and cutting style on the report: Princess cut

Certificate IGI LG551299677

Diamond specifications and retailer prices

From £120 GBP
$161 USD
As of November 2, 2026
Save £1,029 GBP (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,149 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.15ct lab-grown princess diamond

This 1.15ct lab-grown princess sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG551299677 or 551299677. Listed at 9 retailers as of November 2, 2026, with prices from £120 to £1,149, a £1,029 spread on the same certified stone. Do Amore Diamonds lists it at £1,149. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG551299677
Dimensions5.75 × 5.73 × 4.12 mm
L/W Ratio1.00
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.75 mm5.73 mm1.15 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG551299677
Side View
Table 70.5%Crown 40°Girdle: MediumPavilion 38.9°Culet: NoneDepth 71.9%

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: Nov 2
Current: £1,149 GBP|Low: £120 GBP|High: £1,239 GBP|Avg: £463 GBP|-7.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7£120 GBP
Retailer 5£139 GBP
Retailer 2£201 GBP
Retailer 8£270 GBP
Retailer 10£354 GBP
Retailer 3£400 GBP
Retailer 6£505 GBP
Retailer 9£528 GBP
Retailer 4£768 GBP
Do Amore Diamonds£1,149 GBP

37 data points across 10 retailers

9 retailers£120 GBP to £1,149 GBP

A
Cheapest Retailer
-
£120 GBP
$161 USD
A
Retailer 2
-
£139 GBP
$186 USD
View
A
Retailer 3
-
£201 GBP
View
A
Retailer 4
-
£270 GBP
$362 USD
View
B+
Retailer 5
-
£400 GBP
A$825 AUD
View
B+
Retailer 6
-
£505 GBP
$676 USD
View
B+
Retailer 7
-
£528 GBP
$707 USD
View
B
Retailer 8
-
£768 GBP
View
Most Expensive
B
Do Amore Diamonds
27-F699F8E90 · Nov 2
£1,149 GBP
$1,540 USD
View
8 more retailers have this diamond
Prices start from £120 GBPSave up to £1,029 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
1.15ct Princess
£120 GBP