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Marquise|Lab Grown|IGI

1.28ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG836612347

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836612347

Diamond specifications and retailer prices

From $400 NZD
As of November 4, 2026
Save $3,015 NZD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,415 NZD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown marquise diamond

This 1.28ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG836612347 or 836612347. Listed at 10 retailers as of November 4, 2026, with prices from $400 to $3,415, a $3,015 spread on the same certified stone. Do Amore Diamonds lists it at $3,415. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836612347
Dimensions10.97 × 5.80 × 3.47 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.97 mm5.80 mm1.28 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836612347
Side View
Table 61.0%Crown 34°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
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: Nov 4
Current: $3,415 NZD|Low: $400 NZD|High: $3,504 NZD|Avg: $1,342 NZD|-2.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3$400 NZD
Retailer 2$537 NZD
Retailer 10$615 NZD
Retailer 8$809 NZD
Retailer 4$1,224 NZD
Retailer 6$1,316 NZD
Retailer 5$1,331 NZD
Retailer 9$1,761 NZD
Retailer 7$2,005 NZD
Do Amore Diamonds$3,415 NZD

13 data points across 10 retailers

10 retailers$400 NZD to $3,415 NZD

A
Cheapest Retailer
-
$400 NZD
Final sale: no returns
A
Retailer 2
-
$537 NZD
View
B+
Retailer 3
-
$615 NZD
View
Retailer 4
-
$809 NZD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$1,224 NZD
View
B+
Retailer 6
-
$1,316 NZD
View
B+
Retailer 7
-
$1,331 NZD
View
B
Retailer 8
-
$1,761 NZD
View
B
Retailer 9
-
$2,005 NZD
View
Most Expensive
B
Do Amore Diamonds
27-4C090F3B8 · Nov 5
$3,415 NZD
$1,920 USD
View
9 more retailers have this diamond
Prices start from $400 NZDSave up to $3,015 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
1.28ct Marquise
$400 NZD