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Emerald|Lab Grown|IGI

1.51ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG561263170

Shape and cutting style on the report: Emerald cut

Certificate IGI LG561263170

Diamond specifications and retailer prices

From $342 NZD
As of November 6, 2026
Save $1,737 NZD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,079 NZD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG561263170 or 561263170. Listed at 15 retailers as of November 6, 2026, with prices from $342 to $2,079, a $1,737 spread on the same certified stone. Reve Diamonds lists it at $2,079. 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

1.51
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle28.5°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG561263170
Dimensions7.70 × 5.20 × 3.52 mm
L/W Ratio1.48
Culet sizeLong
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
7.70 mm5.20 mm1.51 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG561263170
Side View
Table 61.0%Crown 28.5°Girdle: MediumPavilion 36.5°Culet: LNGDepth 67.7%

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: Nov 6
Current: $763 NZD|Low: $327 NZD|High: $2,028 NZD|Avg: $902 NZD|+3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$342 NZD
Retailer 6$381 NZD
Retailer 10$423 NZD
Retailer 11$423 NZD
Retailer 3$573 NZD
Retailer 5$712 NZD
Retailer 1$763 NZD
Retailer 2$882 NZD
Retailer 8$1,368 NZD
Retailer 7$1,957 NZD
Retailer 4$1,976 NZD

45 data points across 11 retailers

15 retailers$342 NZD to $2,079 NZD

A
Cheapest Retailer
-
$342 NZD
A
Retailer 2
-
$381 NZD
View
Final sale: no returns
A
Retailer 3
-
$397 NZD
View
A
Retailer 4
-
$423 NZD
View
Retailer 5
-
$423 NZD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$573 NZD
View
Retailer 7
-
$712 NZD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$763 NZD
View
B+
Retailer 9
-
$882 NZD
View
B+
Retailer 10
-
$1,363 NZD
View
B+
Retailer 11
-
$1,368 NZD
View
B
Retailer 12
-
$1,457 NZD
View
B
Retailer 13
-
$1,957 NZD
View
B
Retailer 14
-
$1,976 NZD
View
Most Expensive
B
Reve Diamonds
4DDF114A3 · Nov 6
$2,079 NZD
$1,169 USD
View
14 more retailers have this diamond
Prices start from $342 NZDSave up to $1,737 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
1.51ct Emerald
$342 NZD