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Marquise|Lab Grown|IGI

4.00ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG800615838

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800615838

Diamond specifications and retailer prices

From $930 NZD
$523 USD
As of November 2, 2026
Save $5,293 NZD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,223 NZD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 4ct lab-grown marquise diamond

This 4ct lab-grown marquise 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 LG800615838 or 800615838. Listed at 21 retailers as of November 2, 2026, with prices from $930 to $6,223, a $5,293 spread on the same certified stone. Brilliant Earth lists it at $6,223. 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

4.00
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800615838
Dimensions17.34 × 8.38 × 4.71 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.34 mm8.38 mm4.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800615838
Side View
Table 69.0%Crown 34.8°Girdle: STK-THKPavilion 38°Culet: NoneDepth 56.2%

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: Nov 2
Current: $6,223 NZD|Low: $903 NZD|High: $11,113 NZD|Avg: $2,787 NZD|-44.0%
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 3, 2026
Retailer 8$930 NZD
Retailer 12$1,042 NZD
Retailer 20$1,042 NZD
Retailer 3$1,154 NZD
Retailer 11$1,154 NZD
Retailer 14$1,385 NZD
Retailer 18$1,396 NZD
Retailer 4$1,721 NZD
Retailer 2$1,788 NZD
Retailer 15$2,295 NZD
Retailer 17$2,311 NZD
Retailer 21$2,448 NZD
Retailer 19$2,537 NZD
Retailer 10$3,033 NZD
Retailer 5$3,360 NZD
Retailer 9$3,749 NZD
Retailer 6$4,278 NZD
Retailer 13$4,814 NZD
Retailer 16$4,818 NZD
Retailer 7$5,053 NZD
Brilliant Earth$6,223 NZD

42 data points across 21 retailers

21 retailers$930 NZD to $6,223 NZD

A
Cheapest Retailer
-
$930 NZD
$523 USD
A
Retailer 2
-
$1,042 NZD
$586 USD
View
Final sale: no returns
A
Retailer 3
-
$1,042 NZD
$586 USD
View
Retailer 4
-
$1,154 NZD
$649 USD
View
Price last confirmed 18 days ago
A
Retailer 5
-
$1,154 NZD
$649 USD
View
B+
Retailer 6
-
$1,385 NZD
$779 USD
View
A
Retailer 7
-
$1,396 NZD
$785 USD
View
A
Retailer 8
-
$1,721 NZD
$968 USD
View
A
Retailer 9
-
$1,788 NZD
£792 GBP
View
A
Retailer 10
-
$2,295 NZD
ZAR 20,854 ZAR
View
A
Retailer 11
-
$2,311 NZD
A$2,000 AUD
View
A
Retailer 12
-
$2,448 NZD
$1,377 USD
View
A
Retailer 13
-
$2,537 NZD
$1,427 USD
View
B+
Retailer 14
-
$3,033 NZD
$1,706 USD
View
B+
Retailer 15
-
$3,360 NZD
£1,488 GBP
View
B+
Retailer 16
-
$3,749 NZD
$2,109 USD
View
B+
Retailer 17
-
$4,278 NZD
$2,406 USD
View
B
Retailer 18
-
$4,814 NZD
£2,132 GBP
View
B
Retailer 19
-
$4,818 NZD
$2,710 USD
View
B
Retailer 20
-
$5,053 NZD
$2,842 USD
View
Most Expensive
B
Brilliant Earth
20238254A · Nov 3
$6,223 NZD
$3,500 USD
View
20 more retailers have this diamond
Prices start from $930 NZDSave up to $5,293 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
4.00ct Marquise
$930 NZD