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Pear|Lab Grown|IGI

1.70ct H SI1 Pear Lab Grown Diamond

ID • H/SI1 • IGI LG508156191

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG508156191

Diamond specifications and retailer prices

From $1,609 AUD
$1,130 USD
As of October 29, 2026
Save $6,035 AUD (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,644 AUD at MOH London · As of October 25, 2026
View at MOH London

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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG508156191 or 508156191. Listed at 11 retailers as of October 25, 2026, with prices from $1,609 to $7,644, a $6,035 spread on the same certified stone. MOH London lists it at $7,644. 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
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508156191
Dimensions10.40 × 6.59 × 4.17 mm
L/W Ratio1.58
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.40 mm6.59 mm1.70 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508156191
Side View
Table 60.5%Crown 36.5°Girdle: MED-THKPavilion 39.9°Culet: NoneDepth 63.3%

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: Oct 29
Current: $7,644 AUD|Low: $1,609 AUD|High: $7,727 AUD|Avg: $3,957 AUD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 5$1,609 AUD
Retailer 4$2,305 AUD
Retailer 8$2,581 AUD
Retailer 6$2,674 AUD
Retailer 3$2,767 AUD
Retailer 9$2,911 AUD
Retailer 10$3,596 AUD
Retailer 7$4,204 AUD
Retailer 2$4,728 AUD
MOH London$7,644 AUD
Retailer 11$7,653 AUD

13 data points across 11 retailers

11 retailers$1,609 AUD to $7,644 AUD

A
Cheapest Retailer
-
$1,609 AUD
$1,130 USD
A
Retailer 2
-
$2,305 AUD
$1,619 USD
View
B+
Retailer 3
-
$2,507 AUD
$1,761 USD
View
B+
Retailer 4
-
$2,581 AUD
$1,813 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,674 AUD
$1,878 USD
View
Retailer 6
-
$2,674 AUD
$1,878 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$2,911 AUD
$2,045 USD
View
B
Retailer 8
-
$4,204 AUD
$2,953 USD
View
B
Retailer 9
-
$4,728 AUD
$3,321 USD
View
B
Retailer 10
-
$5,011 AUD
$3,520 USD
View
Most Expensive
B
MOH London
LG508156191 · Oct 25
$7,644 AUD
£4,228 GBP
View
10 more retailers have this diamond
Prices start from $1,609 AUDSave up to $6,035 AUD

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
$1,609 AUD