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Emerald|Lab Grown|IGI

1.55ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG726508640

Shape and cutting style on the report: Emerald cut

Certificate IGI LG726508640

Diamond specifications and retailer prices

From $487 NZD
$274 USD
As of November 1, 2026
Save $5,911 NZD (92%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $6,398 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.55ct lab-grown emerald diamond

This 1.55ct lab-grown emerald sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG726508640 or 726508640. Listed at 25 retailers as of November 1, 2026, with prices from $487 to $6,398, a $5,911 spread on the same certified stone. Brilliant Earth lists it at $6,398. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.4°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726508640
Dimensions7.83 × 5.54 × 3.62 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
7.83 mm5.54 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726508640
Side View
Table 64.0%Crown 30.4°Girdle: MediumPavilion 41.9°Culet: LargeDepth 65.3%

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: Nov 1
Current: $6,398 NZD|Low: $467 NZD|High: $7,980 NZD|Avg: $1,820 NZD|-19.8%
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 2, 2026
Retailer 23$487 NZD
Retailer 18$542 NZD
Retailer 22$565 NZD
Retailer 5$603 NZD
Retailer 15$705 NZD
Retailer 8$853 NZD
Retailer 17$889 NZD
Retailer 19$1,000 NZD
Retailer 13$1,040 NZD
Retailer 2$1,061 NZD
Retailer 12$1,072 NZD
Retailer 14$1,345 NZD
Retailer 20$1,402 NZD
Retailer 6$1,854 NZD
Retailer 9$1,863 NZD
Retailer 3$1,939 NZD
Retailer 16$2,029 NZD
Retailer 11$2,319 NZD
Retailer 21$2,420 NZD
Retailer 10$2,539 NZD
Retailer 7$2,567 NZD
Retailer 4$4,017 NZD
Brilliant Earth$6,398 NZD

32 data points across 23 retailers

25 retailers$487 NZD to $6,398 NZD

A
Cheapest Retailer
-
$487 NZD
$274 USD
A
Retailer 2
-
$542 NZD
$305 USD
View
Final sale: no returns
A
Retailer 3
-
$565 NZD
$318 USD
View
A
Retailer 4
-
$603 NZD
$339 USD
View
A
Retailer 5
-
$705 NZD
HK$3,100 HKD
View
A
Retailer 6
-
$853 NZD
$480 USD
View
A
Retailer 7
-
$889 NZD
$500 USD
View
A
Retailer 8
-
$1,000 NZD
€536 EUR
View
A
Retailer 9
-
$1,040 NZD
ZAR 9,455 ZAR
View
A
Retailer 10
-
$1,061 NZD
£470 GBP
View
A
Retailer 11
-
$1,072 NZD
$603 USD
View
A
Retailer 12
-
$1,345 NZD
$757 USD
View
A
Retailer 13
-
$1,402 NZD
A$1,214 AUD
View
B+
Retailer 14
-
$1,854 NZD
$1,043 USD
View
B+
Retailer 15
-
$1,863 NZD
$1,048 USD
View
B+
Retailer 16
-
$1,939 NZD
$1,091 USD
View
B+
Retailer 17
-
$1,987 NZD
$1,118 USD
View
B+
Retailer 18
-
$2,029 NZD
$1,142 USD
View
B+
Retailer 19
-
$2,036 NZD
SGD 1,548 SGD
View
B+
Retailer 20
-
$2,319 NZD
$1,305 USD
View
B+
Retailer 21
-
$2,420 NZD
£1,072 GBP
View
B+
Retailer 22
-
$2,539 NZD
$1,429 USD
View
Retailer 23
-
$2,567 NZD
A$2,222 AUD
View
Price last confirmed 25 days ago
B
Retailer 24
-
$4,017 NZD
$2,260 USD
View
Most Expensive
B
Brilliant Earth
15598988A · Nov 2
$6,398 NZD
$3,600 USD
View
24 more retailers have this diamond
Prices start from $487 NZDSave up to $5,911 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
1.55ct Emerald
$487 NZD