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Marquise|Lab Grown|IGI

1.03ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG770628037

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG770628037

Diamond specifications and retailer prices

From $302 NZD
$170 USD
As of October 30, 2026
Save $1,445 NZD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,899 NZD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770628037 or 770628037. Listed at 18 retailers as of October 26, 2026, with a 479% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770628037
Dimensions9.61 × 5.33 × 3.40 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.61 mm5.33 mm1.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770628037
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.8%

Caratlytics Score

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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: $1,899 NZD|Low: $289 NZD|High: $1,899 NZD|Avg: $767 NZD
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
October 31, 2026
Retailer 12$302 NZD
Retailer 6$335 NZD
Retailer 4$350 NZD
Retailer 14$373 NZD
Retailer 16$373 NZD
Retailer 9$469 NZD
Retailer 8$518 NZD
Retailer 11$640 NZD
Retailer 2$664 NZD
Retailer 10$714 NZD
Retailer 13$909 NZD
Retailer 7$935 NZD
Retailer 15$1,199 NZD
Retailer 5$1,267 NZD
Retailer 3$1,746 NZD
Brilliant Earth$1,899 NZD

44 data points across 16 retailers

18 retailers$302 NZD to $1,746 NZD

A
Cheapest Retailer
-
$302 NZD
$170 USD
A
Retailer 2
-
$335 NZD
$189 USD
View
Final sale: no returns
A
Retailer 3
-
$350 NZD
$197 USD
View
A
Retailer 4
-
$373 NZD
$210 USD
View
A
Retailer 5
-
$373 NZD
$210 USD
View
A
Retailer 6
-
$469 NZD
£208 GBP
View
B+
Retailer 7
-
$518 NZD
$292 USD
View
A
Retailer 8
-
$586 NZD
$330 USD
View
A
Retailer 9
-
$640 NZD
ZAR 5,831 ZAR
View
A
Retailer 10
-
$664 NZD
£295 GBP
View
A
Retailer 11
-
$714 NZD
€383 EUR
View
B+
Retailer 12
-
$909 NZD
A$788 AUD
View
B+
Retailer 13
-
$935 NZD
$527 USD
View
B
Retailer 14
-
$1,199 NZD
$676 USD
View
B
Retailer 15
-
$1,267 NZD
$714 USD
View
B
Retailer 16
-
$1,296 NZD
$730 USD
View
B
Retailer 17
-
$1,746 NZD
£775 GBP
View
Most Expensive
Brilliant Earth
18310494A · Oct 16
$1,899 NZD
$1,070 USD
View
Price last confirmed 14 days ago
17 more retailers have this diamond
Prices start from $302 NZDSave up to $1,445 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
1.03ct Marquise
$302 NZD