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Emerald|Lab Grown|IGI

1.70ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG496117892

Shape and cutting style on the report: Emerald cut

Certificate IGI LG496117892

Diamond specifications and retailer prices

From $346 NZD
$195 USD
As of October 27, 2026
Save $2,972 NZD (90%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,318 NZD at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 1.7ct lab-grown emerald diamond

This 1.7ct lab-grown emerald 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 IGI LG496117892 or 496117892. Listed at 7 retailers as of October 27, 2026, with prices from $346 to $3,318, a $2,972 spread on the same certified stone. Do Amore Diamonds lists it at $3,318. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle21.5°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496117892
Dimensions8.03 × 5.68 × 3.80 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.03 mm5.68 mm1.70 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496117892
Side View
Table 59.5%Crown 21.5°Girdle: MED-STKPavilion 41.9°Culet: LargeDepth 66.9%

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: $3,318 NZD|Low: $268 NZD|High: $3,371 NZD|Avg: $1,401 NZD|-1.6%
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
Retailer 13
Retailer 14
Retailer 15
October 25, 2026
Retailer 11$346 NZD
Retailer 13$392 NZD
Retailer 10$401 NZD
Retailer 9$749 NZD
Retailer 4$773 NZD
Retailer 3$969 NZD
Retailer 7$1,210 NZD
Retailer 8$1,384 NZD
Retailer 15$1,395 NZD
Retailer 12$1,522 NZD
Retailer 14$1,703 NZD
Retailer 2$1,902 NZD
Retailer 6$2,231 NZD
Retailer 5$2,786 NZD
Do Amore Diamonds$3,318 NZD

15 data points across 15 retailers

7 retailers$346 NZD to $3,318 NZD

A
Cheapest Retailer
-
$346 NZD
$195 USD
A
Retailer 2
-
$401 NZD
$226 USD
View
B+
Retailer 3
-
$749 NZD
$422 USD
View
B+
Retailer 4
-
$1,384 NZD
$780 USD
View
B+
Retailer 5
-
$1,522 NZD
$858 USD
View
B
Retailer 6
-
$1,902 NZD
£844 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5389791C0 · Oct 27
$3,318 NZD
$1,870 USD
View
6 more retailers have this diamond
Prices start from $346 NZDSave up to $2,972 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 Emerald
$346 NZD