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Marquise|Lab Grown|IGI

1.28ct D VVS1 Marquise Lab Grown Diamond

ID • D/VVS1 • IGI LG837672605

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837672605

Diamond specifications and retailer prices

From HK$1,750 HKD
As of November 4, 2026
Save HK$9,839 HKD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$14,028 HKD at Helzberg Diamonds · As of October 13, 2026
View at Helzberg 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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837672605 or 837672605. Listed at 22 retailers as of November 4, 2026, with a 562% 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

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837672605
Dimensions11.44 × 5.55 × 3.50 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.44 mm5.55 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837672605
Side View
Table 60.0%Crown 37.5°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
A+
Exceptional
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 4
Current: HK$4,001 HKD|Low: HK$1,750 HKD|High: HK$11,675 HKD|Avg: HK$5,214 HKD|-0.4%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 5, 2026
Retailer 16HK$1,750 HKD
Retailer 15HK$1,961 HKD
Retailer 19HK$2,032 HKD
Retailer 3HK$2,173 HKD
Retailer 11HK$2,197 HKD
Retailer 12HK$2,471 HKD
Retailer 18HK$2,919 HKD
Retailer 13HK$3,538 HKD
Retailer 6HK$3,758 HKD
Retailer 1HK$4,001 HKD
Retailer 8HK$4,684 HKD
Retailer 10HK$5,076 HKD
Retailer 5HK$5,327 HKD
Retailer 17HK$6,983 HKD
Retailer 21HK$7,006 HKD
Retailer 2HK$7,391 HKD
Retailer 20HK$7,485 HKD
Retailer 14HK$8,630 HKD
Retailer 7HK$8,732 HKD
Retailer 9HK$8,803 HKD
Retailer 4HK$11,588 HKD

21 data points across 21 retailers

22 retailersHK$1,750 HKD to HK$11,588 HKD

A+
Cheapest Retailer
-
HK$1,750 HKD
A
Retailer 2
-
HK$1,961 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,032 HKD
View
A
Retailer 4
-
HK$2,173 HKD
View
Retailer 5
-
HK$2,197 HKD
View
Price last confirmed 11 days ago
A
Retailer 6
-
HK$2,471 HKD
View
B+
Retailer 7
-
HK$2,919 HKD
View
Retailer 8
-
HK$3,538 HKD
View
Price last confirmed 9 days ago
A
Retailer 9
-
HK$3,758 HKD
View
A
Retailer 10
-
HK$4,001 HKD
View
A
Retailer 11
-
HK$4,684 HKD
View
A
Retailer 12
-
HK$5,076 HKD
View
B+
Retailer 13
-
HK$5,327 HKD
View
B+
Retailer 14
-
HK$6,983 HKD
View
B+
Retailer 15
-
HK$7,006 HKD
View
B+
Retailer 16
-
HK$7,391 HKD
View
B+
Retailer 17
-
HK$7,485 HKD
View
Retailer 18
-
HK$8,630 HKD
View
Price last confirmed 8 days ago
B+
Retailer 19
-
HK$8,732 HKD
View
B
Retailer 20
-
HK$8,803 HKD
View
B
Retailer 21
-
HK$11,588 HKD
View
Most Expensive
Helzberg Diamonds
ZXZOJNMNIMGL · Oct 13
HK$14,028 HKD
$1,788 USD
View
Price last confirmed 23 days ago
21 more retailers have this diamond
Prices start from HK$1,750 HKDSave up to HK$9,839 HKD

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
HK$1,750 HKD