CaratHunter
Plans
Pear|Lab Grown|GCAL

1.70ct D SI1 Pear Lab Grown Diamond

EX • D/SI1 • GCAL 313481748

Shape and cutting style on the report: Pear brilliant

Certificate GCAL 313481748

Diamond specifications and retailer prices

From £290 GBP
$388 USD
As of October 27, 2026
Save £1,168 GBP (80%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £2,575 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.7ct lab-grown pear diamond

This 1.7ct lab-grown pear sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 313481748. Listed at 8 retailers as of October 26, 2026, with a 403% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.70
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 313481748
Dimensions10.50 × 6.65 × 4.24 mm
L/W Ratio1.58
Culet sizeNone
Top View
10.50 mm6.65 mm1.70 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 313481748
Side View
Table 59.0%Crown 35.5°GirdlePavilion 40.4°Culet: NoneDepth 63.7%

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: Oct 27
Current: £2,575 GBP|Low: £278 GBP|High: £2,575 GBP|Avg: £889 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 25, 2026
Retailer 4£290 GBP
Retailer 7£325 GBP
Retailer 8£414 GBP
Retailer 6£570 GBP
Retailer 9£604 GBP
Retailer 3£1,008 GBP
Retailer 5£1,274 GBP
Retailer 2£1,458 GBP
Do Amore Diamonds£2,575 GBP

11 data points across 9 retailers

8 retailers£290 GBP to £1,458 GBP

A
Cheapest Retailer
-
£290 GBP
$388 USD
A
Retailer 2
-
£325 GBP
$435 USD
View
B+
Retailer 3
-
£414 GBP
$555 USD
View
B+
Retailer 4
-
£570 GBP
$764 USD
View
B
Retailer 5
-
£1,008 GBP
$1,350 USD
View
B
Retailer 6
-
£1,274 GBP
$1,707 USD
View
B
Retailer 7
-
£1,458 GBP
View
Most Expensive
Do Amore Diamonds
27-02E8C148C · Oct 29
£2,575 GBP
$3,450 USD
View
Price under review
7 more retailers have this diamond
Prices start from £290 GBPSave up to £1,168 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
1.70ct Pear
£290 GBP