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Princess|Lab Grown|IGI

1.85ct F SI1 Princess Lab Grown Diamond

GD • F/SI1 • IGI LG561285379

Shape and cutting style on the report: Princess cut

Certificate IGI LG561285379

Diamond specifications and retailer prices

From £231 GBP
$310 USD
As of November 2, 2026
Save £1,818 GBP (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £2,049 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.85ct lab-grown princess diamond

This 1.85ct lab-grown princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG561285379 or 561285379. Listed at 18 retailers as of November 2, 2026, with prices from £231 to £2,049, a £1,818 spread on the same certified stone. Do Amore Diamonds lists it at £2,049. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.85
Carat
F
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG561285379
Dimensions6.67 × 6.55 × 4.71 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.67 mm6.55 mm1.85 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG561285379
Side View
Table 72.5%Crown 39.1°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 71.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £2,049 GBP|Low: £285 GBP|High: £2,049 GBP|Avg: £743 GBP|+18.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 17
November 2, 2026
Retailer 5£285 GBP
Retailer 15£286 GBP
Retailer 13£334 GBP
Retailer 14£373 GBP
Retailer 17£399 GBP
Retailer 2£404 GBP
Retailer 9£461 GBP
Retailer 10£567 GBP
Retailer 7£588 GBP
Retailer 8£733 GBP
Retailer 4£756 GBP
Retailer 16£879 GBP
Retailer 6£1,037 GBP
Retailer 3£1,134 GBP
Retailer 12£1,230 GBP
Retailer 11£1,265 GBP
Do Amore Diamonds£2,049 GBP

17 data points across 17 retailers

18 retailers£231 GBP to £2,049 GBP

A
Cheapest Retailer
-
£231 GBP
$310 USD
Retailer 2
-
£267 GBP
$358 USD
View
Price last confirmed 13 days ago
Retailer 3
-
£285 GBP
$383 USD
View
Price last confirmed 16 days ago
Retailer 4
-
£286 GBP
$384 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£334 GBP
$448 USD
View
B+
Retailer 6
-
£373 GBP
$500 USD
View
B+
Retailer 7
-
£399 GBP
$535 USD
View
B+
Retailer 8
-
£404 GBP
View
B+
Retailer 9
-
£567 GBP
View
B
Retailer 10
-
£588 GBP
$790 USD
View
B
Retailer 11
-
£733 GBP
$983 USD
View
B
Retailer 12
-
£756 GBP
$1,015 USD
View
B
Retailer 13
-
£879 GBP
$1,179 USD
View
B
Retailer 14
-
£1,037 GBP
$1,391 USD
View
B
Retailer 15
-
£1,134 GBP
$1,521 USD
View
B
Retailer 16
-
£1,230 GBP
$1,650 USD
View
B
Retailer 17
-
£1,265 GBP
View
Most Expensive
C
Do Amore Diamonds
27-584336CAB · Nov 2
£2,049 GBP
$2,750 USD
View
17 more retailers have this diamond
Prices start from £231 GBPSave up to £1,818 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
1.85ct Princess
£231 GBP