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Emerald|Lab Grown|IGI

3.78ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG577365694

Shape and cutting style on the report: Emerald cut

Certificate IGI LG577365694

Diamond specifications and retailer prices

From $887 NZD
$500 USD
As of October 30, 2026
Save $5,282 NZD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,169 NZD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 3.78ct lab-grown emerald diamond

This 3.78ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG577365694 or 577365694. Listed at 19 retailers as of October 30, 2026, with prices from $887 to $6,169, a $5,282 spread on the same certified stone. Blue Nile lists it at $6,169. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.78
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577365694
Dimensions10.57 × 7.32 × 4.84 mm
L/W Ratio1.44
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
10.57 mm7.32 mm3.78 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577365694
Side View
Table 65.0%Crown 36°Girdle: MED-STKPavilion 39.2°Culet: LNGDepth 66.1%

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: $6,169 NZD|Low: $747 NZD|High: $9,067 NZD|Avg: $2,539 NZD|-0.0%
Blue Nile
Retailer 2
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Retailer 21
October 31, 2026
Retailer 12$871 NZD
Retailer 7$887 NZD
Retailer 19$994 NZD
Retailer 3$1,102 NZD
Retailer 5$1,102 NZD
Retailer 13$1,348 NZD
Retailer 16$1,524 NZD
Retailer 10$1,710 NZD
Retailer 11$1,790 NZD
Retailer 2$1,832 NZD
Retailer 20$2,342 NZD
Retailer 17$2,390 NZD
Retailer 4$2,457 NZD
Retailer 14$2,623 NZD
Retailer 21$2,841 NZD
Retailer 6$2,896 NZD
Retailer 9$3,586 NZD
Retailer 8$4,083 NZD
Retailer 18$4,601 NZD
Retailer 15$5,979 NZD
Blue Nile$6,169 NZD

40 data points across 21 retailers

19 retailers$887 NZD to $6,169 NZD

A
Cheapest Retailer
-
$887 NZD
$500 USD
A
Retailer 2
-
$994 NZD
$560 USD
View
Retailer 3
-
$1,102 NZD
$621 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
$1,102 NZD
$621 USD
View
A
Retailer 5
-
$1,348 NZD
$760 USD
View
A
Retailer 6
-
$1,524 NZD
€818 EUR
View
B+
Retailer 7
-
$1,710 NZD
$964 USD
View
A
Retailer 8
-
$1,790 NZD
$1,009 USD
View
A
Retailer 9
-
$1,832 NZD
£813 GBP
View
Retailer 10
-
$2,342 NZD
A$2,031 AUD
View
Price last confirmed 11 days ago
A
Retailer 11
-
$2,390 NZD
ZAR 21,762 ZAR
View
A
Retailer 12
-
$2,457 NZD
$1,385 USD
View
B+
Retailer 13
-
$2,841 NZD
$1,601 USD
View
B+
Retailer 14
-
$2,896 NZD
$1,632 USD
View
B+
Retailer 15
-
$3,586 NZD
$2,021 USD
View
B
Retailer 16
-
$4,083 NZD
$2,301 USD
View
B
Retailer 17
-
$4,601 NZD
£2,042 GBP
View
B
Retailer 18
-
$5,979 NZD
$3,370 USD
View
Most Expensive
B
Blue Nile
25255897 · Oct 31
$6,169 NZD
$3,477 USD
View
18 more retailers have this diamond
Prices start from $887 NZDSave up to $5,282 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
3.78ct Emerald
$887 NZD