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Princess|Lab Grown|GCAL

1.58ct H SI1 Princess Lab Grown Diamond

VG • H/SI1 • GCAL 313090064

Shape and cutting style on the report: Princess

Certificate GCAL 313090064

Diamond specifications and retailer prices

From £146 GBP
$196 USD
As of November 2, 2026
Save £1,257 GBP (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,403 GBP at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.58ct lab-grown princess diamond

This 1.58ct lab-grown princess sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GCAL 313090064. Listed at 12 retailers as of November 1, 2026, with prices from £146 to £1,403, a £1,257 spread on the same certified stone. Do Amore Diamonds lists it at £1,403. 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

1.58
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle42°
Pavilion angle36.4°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 313090064
Dimensions6.45 × 6.24 × 4.41 mm
L/W Ratio1.03
Culet sizeNone
Top View
6.45 mm6.24 mm1.58 ctH / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL 313090064
Side View
Table 66.0%Crown 42°Girdle: STK-STKPavilion 36.4°Culet: NoneDepth 70.7%

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: £1,403 GBP|Low: £120 GBP|High: £1,403 GBP|Avg: £501 GBP|+4.4%
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
November 2, 2026
Retailer 4£146 GBP
Retailer 10£164 GBP
Retailer 9£181 GBP
Retailer 11£270 GBP
Retailer 7£286 GBP
Retailer 2£482 GBP
Retailer 6£563 GBP
Retailer 12£644 GBP
Retailer 8£665 GBP
Retailer 3£772 GBP
Retailer 5£803 GBP
Do Amore Diamonds£1,403 GBP

30 data points across 12 retailers

12 retailers£146 GBP to £1,403 GBP

A
Cheapest Retailer
-
£146 GBP
$196 USD
B+
Retailer 2
-
£164 GBP
$220 USD
View
Final sale: no returns
B+
Retailer 3
-
£181 GBP
$243 USD
View
B
Retailer 4
-
£270 GBP
$362 USD
View
A
Retailer 5
-
£286 GBP
$383 USD
View
B+
Retailer 6
-
£482 GBP
View
B+
Retailer 7
-
£563 GBP
CA$1,049 CAD
View
B+
Retailer 8
-
£644 GBP
$863 USD
View
B+
Retailer 9
-
£665 GBP
$891 USD
View
B+
Retailer 10
-
£772 GBP
$1,035 USD
View
B+
Retailer 11
-
£803 GBP
View
Most Expensive
B
Do Amore Diamonds
27-849DB96E8 · Nov 1
£1,403 GBP
$1,880 USD
View
11 more retailers have this diamond
Prices start from £146 GBPSave up to £1,257 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
1.58ct Princess
£146 GBP