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Asscher|Lab Grown|IGI

3.70ct D VS1 Asscher Lab Grown Diamond

EX • D/VS1 • IGI LG626491706

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG626491706

Diamond specifications and retailer prices

From $1,505 NZD
$848 USD
As of October 28, 2026
Save $10,738 NZD (88%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $12,243 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.7ct lab-grown asscher diamond

This 3.7ct lab-grown asscher sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG626491706 or 626491706. Listed at 17 retailers as of October 28, 2026, with prices from $1,505 to $12,243, a $10,738 spread on the same certified stone. Brilliant Earth lists it at $12,243. 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

3.70
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626491706
Dimensions8.34 × 8.34 × 5.55 mm
L/W Ratio1.00
Culet sizePointed
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
8.34 mm8.34 mm3.70 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626491706
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 66.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $12,243 NZD|Low: $1,505 NZD|High: $14,957 NZD|Avg: $5,445 NZD|-18.1%
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
October 30, 2026
Retailer 3$1,505 NZD
Retailer 15$1,872 NZD
Retailer 4$2,074 NZD
Retailer 6$2,202 NZD
Retailer 2$2,319 NZD
Retailer 10$2,639 NZD
Retailer 7$2,644 NZD
Retailer 13$3,964 NZD
Retailer 9$4,630 NZD
Retailer 5$4,759 NZD
Retailer 17$5,235 NZD
Retailer 14$5,275 NZD
Retailer 8$6,151 NZD
Retailer 12$6,467 NZD
Retailer 16$8,011 NZD
Retailer 11$11,959 NZD
Brilliant Earth$12,243 NZD

24 data points across 17 retailers

17 retailers$1,505 NZD to $12,243 NZD

A
Cheapest Retailer
-
$1,505 NZD
$848 USD
Final sale: no returns
A
Retailer 2
-
$1,872 NZD
$1,055 USD
View
A
Retailer 3
-
$2,074 NZD
$1,169 USD
View
A
Retailer 4
-
$2,202 NZD
$1,241 USD
View
A
Retailer 5
-
$2,319 NZD
£1,029 GBP
View
A
Retailer 6
-
$2,639 NZD
£1,171 GBP
View
A
Retailer 7
-
$2,644 NZD
$1,490 USD
View
B+
Retailer 8
-
$3,964 NZD
ZAR 36,089 ZAR
View
Retailer 9
-
$4,630 NZD
A$4,015 AUD
View
Price last confirmed 119 days ago
B+
Retailer 10
-
$4,671 NZD
£2,073 GBP
View
B
Retailer 11
-
$5,235 NZD
$2,950 USD
View
B
Retailer 12
-
$5,275 NZD
$2,973 USD
View
B
Retailer 13
-
$6,151 NZD
$3,467 USD
View
B
Retailer 14
-
$6,467 NZD
£2,870 GBP
View
Retailer 15
-
$8,011 NZD
$4,515 USD
View
Price last confirmed 12 days ago
B
Retailer 16
-
$11,959 NZD
$6,740 USD
View
Most Expensive
B
Brilliant Earth
18587822A · Oct 30
$12,243 NZD
$6,900 USD
View
16 more retailers have this diamond
Prices start from $1,505 NZDSave up to $10,738 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
3.70ct Asscher
$1,505 NZD