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Cushion|Lab Grown|IGI

6.34ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG697511473

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG697511473

Diamond specifications and retailer prices

From $3,579 NZD
$2,017 USD
As of October 31, 2026
Save $21,492 NZD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $27,395 NZD at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 6.34ct lab-grown cushion diamond

This 6.34ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG697511473 or 697511473. Listed at 22 retailers as of October 31, 2026, with a 601% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

6.34
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG697511473
Dimensions10.38 × 10.07 × 6.67 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.38 mm10.07 mm6.34 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG697511473
Side View
Table 66.0%Crown 36.2°Girdle: STK-VTKPavilion 34.2°Culet: NoneDepth 66.2%

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 31
Current: $6,170 NZD|Low: $3,579 NZD|High: $14,045 NZD|Avg: $7,289 NZD|+2.3%
Retailer 1
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
October 31, 2026
Retailer 6$3,579 NZD
Retailer 2$3,710 NZD
Retailer 15$4,010 NZD
Retailer 5$4,269 NZD
Retailer 9$5,633 NZD
Retailer 3$5,855 NZD
Retailer 14$6,130 NZD
Retailer 1$6,170 NZD
Retailer 12$7,600 NZD
Retailer 7$7,761 NZD
Retailer 10$7,924 NZD
Retailer 13$10,947 NZD
Retailer 8$10,948 NZD
Retailer 11$11,758 NZD
Retailer 4$14,045 NZD

42 data points across 15 retailers

22 retailers$3,579 NZD to $25,071 NZD

A
Cheapest Retailer
-
$3,579 NZD
$2,017 USD
Final sale: no returns
Retailer 2
-
$3,710 NZD
$2,091 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$4,010 NZD
$2,260 USD
View
A
Retailer 4
-
$4,269 NZD
$2,406 USD
View
A
Retailer 5
-
$4,860 NZD
HK$21,400 HKD
View
A
Retailer 6
-
$5,300 NZD
$2,987 USD
View
A
Retailer 7
-
$5,633 NZD
£2,500 GBP
View
B+
Retailer 8
-
$5,855 NZD
$3,300 USD
View
A
Retailer 9
-
$6,130 NZD
$3,455 USD
View
B+
Retailer 10
-
$6,170 NZD
€3,312 EUR
View
Retailer 11
-
$7,600 NZD
A$6,590 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$7,761 NZD
£3,444 GBP
View
B+
Retailer 13
-
$7,924 NZD
ZAR 72,150 ZAR
View
B
Retailer 14
-
$10,546 NZD
$5,944 USD
View
Retailer 15
-
$10,947 NZD
$6,170 USD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
$10,948 NZD
A$9,493 AUD
View
B
Retailer 17
-
$11,758 NZD
£5,218 GBP
View
B
Retailer 18
-
$14,045 NZD
SGD 10,697 SGD
View
B
Retailer 19
-
$14,332 NZD
$8,077 USD
View
B
Retailer 20
-
$22,001 NZD
$12,400 USD
View
B
Retailer 21
-
$25,071 NZD
$14,130 USD
View
Most Expensive
Brilliant Earth
19823367Y · Oct 1
$27,395 NZD
$15,440 USD
View
Price last confirmed 30 days ago
21 more retailers have this diamond
Prices start from $3,579 NZDSave up to $21,492 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
6.34ct Cushion
$3,579 NZD