Princess|Lab Grown|GCAL

1.59ct G SI1 Princess Lab Grown Diamond

VG • G/SI1 • GCAL 320280288

Shape and cutting style on the report: Princess

Certificate GCAL 320280288

Diamond specifications and retailer prices

From €333 EUR
$372 USD
As of November 1, 2026
Save €657 EUR (66%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €990 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.59ct lab-grown princess diamond

This 1.59ct lab-grown princess sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GCAL 320280288. Listed at 8 retailers as of November 1, 2026, with prices from €333 to €990, a €657 spread on the same certified stone. MOH London lists it at €990. 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

1.59
Carat
G
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle44.5°
Pavilion angle37.6°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 320280288
Dimensions6.24 × 6.24 × 4.53 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.24 mm6.24 mm1.59 ctG / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL 320280288
Side View
Table 67.0%Crown 44.5°Girdle: THK-THKPavilion 37.6°Culet: NoneDepth 72.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €990 EUR|Low: €279 EUR|High: €1,080 EUR|Avg: €618 EUR|-8.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 7€333 EUR
Retailer 5€364 EUR
Retailer 2€404 EUR
Retailer 3€599 EUR
Retailer 4€697 EUR
Retailer 6€823 EUR
Retailer 8€948 EUR
MOH London€990 EUR

43 data points across 8 retailers

8 retailers€333 EUR to €990 EUR

B+
Cheapest Retailer
-
€333 EUR
$372 USD
B+
Retailer 2
-
€364 EUR
$407 USD
View
B+
Retailer 3
-
€404 EUR
£356 GBP
View
B
Retailer 4
-
€599 EUR
£527 GBP
View
B
Retailer 5
-
€697 EUR
CA$1,082 CAD
View
B
Retailer 6
-
€823 EUR
$920 USD
View
B
Retailer 7
-
€948 EUR
$1,059 USD
View
Most Expensive
B
MOH London
320280288 · Nov 1
€990 EUR
£871 GBP
View
7 more retailers have this diamond
Prices start from €333 EURSave up to €657 EUR

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+
1.59ct Princess
€333 EUR