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Asscher|Lab Grown|IGI

3.13ct I VS1 Asscher Lab Grown Diamond

ID • I/VS1 • IGI LG500150578

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG500150578

Diamond specifications and retailer prices

From $4,141 NZD
$2,330 USD
As of November 2, 2026
Save $31,923 NZD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $36,064 NZD at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 3.13ct lab-grown asscher diamond

This 3.13ct lab-grown asscher sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500150578 or 500150578. Listed at 14 retailers as of October 29, 2026, with prices from $4,141 to $36,064, a $31,923 spread on the same certified stone. Cape Diamonds lists it at $36,064. 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

3.13
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle19.5°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500150578
Dimensions8.14 × 7.97 × 4.95 mm
L/W Ratio1.02
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
8.14 mm7.97 mm3.13 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500150578
Side View
Table 66.5%Crown 19.5°Girdle: Slightly ThickPavilion 33.6°Culet: NoneDepth 62.1%

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: Nov 2
Current: $36,064 NZD|Low: $4,141 NZD|High: $38,997 NZD|Avg: $18,471 NZD|-7.5%
Cape Diamonds
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
November 2, 2026
Retailer 15$4,141 NZD
Retailer 10$13,390 NZD
Retailer 9$13,425 NZD
Retailer 14$13,925 NZD
Retailer 5$14,277 NZD
Retailer 3$14,993 NZD
Retailer 8$15,427 NZD
Retailer 12$15,532 NZD
Retailer 16$15,532 NZD
Retailer 6$15,925 NZD
Retailer 2$17,277 NZD
Retailer 13$17,467 NZD
Retailer 17$17,986 NZD
Retailer 7$20,010 NZD
Retailer 4$22,265 NZD
Retailer 11$30,497 NZD
Cape Diamonds$36,064 NZD

20 data points across 17 retailers

14 retailers$4,141 NZD to $36,064 NZD

A
Cheapest Retailer
-
$4,141 NZD
$2,330 USD
B
Retailer 2
-
$13,390 NZD
$7,534 USD
View
B
Retailer 3
-
$13,925 NZD
$7,835 USD
View
B
Retailer 4
-
$14,277 NZD
$8,033 USD
View
B
Retailer 5
-
$14,993 NZD
$8,436 USD
View
Final sale: no returns
B
Retailer 6
-
$15,427 NZD
$8,680 USD
View
Retailer 7
-
$15,532 NZD
$8,739 USD
View
Price last confirmed 17 days ago
B
Retailer 8
-
$15,532 NZD
$8,739 USD
View
B
Retailer 9
-
$17,277 NZD
$9,721 USD
View
B
Retailer 10
-
$17,467 NZD
$9,828 USD
View
B
Retailer 11
-
$17,986 NZD
$10,120 USD
View
B
Retailer 12
-
$22,265 NZD
£9,864 GBP
View
B
Retailer 13
-
$30,497 NZD
£13,511 GBP
View
Most Expensive
B
Cape Diamonds
cert_500150578 · Oct 29
$36,064 NZD
ZAR 327,812 ZAR
View
13 more retailers have this diamond
Prices start from $4,141 NZDSave up to $31,923 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
3.13ct Asscher
$4,141 NZD