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Pear|Lab Grown|IGI

1.70ct I SI1 Pear Lab Grown Diamond

ID • I/SI1 • IGI LG451057768

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG451057768

Diamond specifications and retailer prices

From $1,739 NZD
$980 USD
As of October 31, 2026
Save $6,919 NZD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $8,657 NZD at MOH London · As of October 29, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451057768 or 451057768. Listed at 12 retailers as of October 29, 2026, with prices from $1,739 to $8,657, a $6,919 spread on the same certified stone. MOH London lists it at $8,657. 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
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451057768
Dimensions10.02 × 6.62 × 4.22 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
10.02 mm6.62 mm1.70 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451057768
Side View
Table 61.5%Crown 36.6°Girdle: STK-THKPavilion 41.9°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 31
Current: $8,657 NZD|Low: $1,739 NZD|High: $8,725 NZD|Avg: $4,461 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 7$1,739 NZD
Retailer 8$2,599 NZD
Retailer 12$2,828 NZD
Retailer 14$2,908 NZD
Retailer 9$3,015 NZD
Retailer 13$3,015 NZD
Retailer 3$3,318 NZD
Retailer 5$4,104 NZD
Retailer 2$4,305 NZD
Retailer 10$4,753 NZD
Retailer 4$5,472 NZD
Retailer 11$5,651 NZD
Retailer 6$8,633 NZD
MOH London$8,657 NZD

24 data points across 14 retailers

12 retailers$1,739 NZD to $8,657 NZD

A
Cheapest Retailer
-
$1,739 NZD
$980 USD
A
Retailer 2
-
$2,599 NZD
$1,465 USD
View
B+
Retailer 3
-
$2,828 NZD
$1,594 USD
View
B+
Retailer 4
-
$2,908 NZD
$1,639 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,015 NZD
$1,699 USD
View
Retailer 6
-
$3,015 NZD
$1,699 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$3,318 NZD
$1,870 USD
View
B+
Retailer 8
-
$4,305 NZD
£1,910 GBP
View
B
Retailer 9
-
$4,753 NZD
$2,679 USD
View
B
Retailer 10
-
$5,472 NZD
$3,084 USD
View
B
Retailer 11
-
$5,651 NZD
$3,185 USD
View
Most Expensive
B
MOH London
LG451057768 · Oct 29
$8,657 NZD
£3,842 GBP
View
11 more retailers have this diamond
Prices start from $1,739 NZDSave up to $6,919 NZD

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
$1,739 NZD