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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 $1,130 USD
As of October 29, 2026
Save $4,240 USD (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,370 USD 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 $1,130 to $5,370, a $4,240 spread on the same certified stone. MOH London lists it at $5,370. 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
Color
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: $5,370 USD|Low: $1,130 USD|High: $5,428 USD|Avg: $2,779 USD|-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$1,130 USD
Retailer 4$1,619 USD
Retailer 8$1,813 USD
Retailer 6$1,878 USD
Retailer 3$1,944 USD
Retailer 9$2,045 USD
Retailer 10$2,526 USD
Retailer 7$2,953 USD
Retailer 2$3,321 USD
MOH London$5,370 USD
Retailer 11$5,376 USD

13 data points across 11 retailers

11 retailers$1,130 USD to $5,370 USD

A
Cheapest Retailer
-
$1,130 USD
A
Retailer 2
-
$1,619 USD
View
B+
Retailer 3
-
$1,761 USD
View
B+
Retailer 4
-
$1,813 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,878 USD
View
Retailer 6
-
$1,878 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$2,045 USD
View
B
Retailer 8
-
$2,953 USD
View
B
Retailer 9
-
$3,321 USD
View
B
Retailer 10
-
$3,520 USD
View
Most Expensive
B
MOH London
LG508156191 · Oct 25
$5,370 USD
£4,228 GBP
View
10 more retailers have this diamond
Prices start from $1,130 USDSave up to $4,240 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
1.70ct Pear
$1,130 USD