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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 $310 USD
As of November 2, 2026
Save $2,440 USD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,750 USD 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 $310 to $2,750, a $2,440 spread on the same certified stone. Do Amore Diamonds lists it at $2,750. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,750 USD|Low: $383 USD|High: $2,750 USD|Avg: $997 USD|+18.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
November 2, 2026
Retailer 5$383 USD
Retailer 15$384 USD
Retailer 13$448 USD
Retailer 14$500 USD
Retailer 17$535 USD
Retailer 2$542 USD
Retailer 9$618 USD
Retailer 10$760 USD
Retailer 7$790 USD
Retailer 8$983 USD
Retailer 4$1,015 USD
Retailer 16$1,179 USD
Retailer 6$1,391 USD
Retailer 3$1,521 USD
Retailer 12$1,650 USD
Retailer 11$1,698 USD
Do Amore Diamonds$2,750 USD

17 data points across 17 retailers

18 retailers$310 USD to $2,750 USD

A
Cheapest Retailer
-
$310 USD
Retailer 2
-
$358 USD
View
Price last confirmed 13 days ago
Retailer 3
-
$383 USD
View
Price last confirmed 15 days ago
Retailer 4
-
$384 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$448 USD
View
B+
Retailer 6
-
$500 USD
View
B+
Retailer 7
-
$535 USD
View
B+
Retailer 8
-
$542 USD
£427 GBP
View
B+
Retailer 9
-
$760 USD
£599 GBP
View
B
Retailer 10
-
$790 USD
View
B
Retailer 11
-
$983 USD
View
B
Retailer 12
-
$1,015 USD
View
B
Retailer 13
-
$1,179 USD
View
B
Retailer 14
-
$1,391 USD
View
B
Retailer 15
-
$1,521 USD
View
B
Retailer 16
-
$1,650 USD
View
B
Retailer 17
-
$1,698 USD
£1,337 GBP
View
Most Expensive
C
Do Amore Diamonds
27-584336CAB · Nov 2
$2,750 USD
View
17 more retailers have this diamond
Prices start from $310 USDSave up to $2,440 USD

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
$310 USD