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Emerald|Lab Grown|IGI

1.80ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG685510892

Shape and cutting style on the report: Emerald cut

Certificate IGI LG685510892

Diamond specifications and retailer prices

From $655 NZD
$368 USD
As of October 30, 2026
Save $5,224 NZD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $5,879 NZD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.8ct lab-grown emerald diamond

This 1.8ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG685510892 or 685510892. Listed at 24 retailers as of October 27, 2026, with prices from $655 to $5,879, a $5,224 spread on the same certified stone. Queensmith lists it at $5,879. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle48.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685510892
Dimensions8.18 × 5.63 × 3.94 mm
L/W Ratio1.45
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
8.18 mm5.63 mm1.80 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685510892
Side View
Table 69.0%Crown 36.7°Girdle: Slightly ThickPavilion 48.2°Culet: LargeDepth 70.0%

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 30
Current: $1,461 NZD|Low: $629 NZD|High: $4,629 NZD|Avg: $1,746 NZD|+2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 18$655 NZD
Retailer 8$734 NZD
Retailer 6$758 NZD
Retailer 2$812 NZD
Retailer 5$812 NZD
Retailer 14$1,077 NZD
Retailer 10$1,090 NZD
Retailer 7$1,284 NZD
Retailer 11$1,288 NZD
Retailer 13$1,395 NZD
Retailer 1$1,461 NZD
Retailer 12$1,884 NZD
Retailer 17$2,381 NZD
Retailer 4$2,610 NZD
Retailer 3$3,066 NZD
Retailer 9$3,148 NZD
Retailer 15$3,175 NZD
Retailer 16$4,540 NZD

43 data points across 18 retailers

24 retailers$655 NZD to $5,879 NZD

A
Cheapest Retailer
-
$655 NZD
$368 USD
A
Retailer 2
-
$734 NZD
$412 USD
View
Final sale: no returns
A
Retailer 3
-
$758 NZD
$426 USD
View
A
Retailer 4
-
$812 NZD
$456 USD
View
A
Retailer 5
-
$812 NZD
$456 USD
View
A
Retailer 6
-
$889 NZD
HK$3,900 HKD
View
A
Retailer 7
-
$1,077 NZD
$605 USD
View
A
Retailer 8
-
$1,090 NZD
$612 USD
View
A
Retailer 9
-
$1,284 NZD
$721 USD
View
A
Retailer 10
-
$1,288 NZD
€689 EUR
View
A
Retailer 11
-
$1,395 NZD
ZAR 12,656 ZAR
View
A
Retailer 12
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$1,461 NZD
£646 GBP
View
A
Retailer 13
-
$1,884 NZD
A$1,628 AUD
View
B+
Retailer 14
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$2,381 NZD
$1,337 USD
View
B+
Retailer 15
-
$2,523 NZD
$1,417 USD
View
B+
Retailer 16
-
$2,610 NZD
$1,466 USD
View
B+
Retailer 17
-
$2,680 NZD
$1,505 USD
View
B+
Retailer 18
-
$3,066 NZD
$1,722 USD
View
B+
Retailer 19
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$3,078 NZD
$1,729 USD
View
B+
Retailer 20
-
$3,148 NZD
£1,392 GBP
View
B+
Retailer 21
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$3,175 NZD
£1,404 GBP
View
B
Retailer 22
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$3,470 NZD
$1,949 USD
View
B
Retailer 23
-
$4,540 NZD
$2,550 USD
View
Most Expensive
B
Queensmith
LG685510892 · Oct 27
$5,879 NZD
£2,600 GBP
View
23 more retailers have this diamond
Prices start from $655 NZDSave up to $5,224 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
1.80ct Emerald
$655 NZD