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Round|Lab Grown|IGI

1.91ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG636471876

Shape and cutting style on the report: Round brilliant

Certificate IGI LG636471876

Diamond specifications and retailer prices

From HK$1,899 HKD
$242 USD
As of October 29, 2026
Save HK$16,383 HKD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$18,281 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.91ct lab-grown round diamond

This 1.91ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG636471876 or 636471876. Listed at 11 retailers as of October 29, 2026, with prices from HK$1,899 to HK$18,281, a HK$16,383 spread on the same certified stone. Do Amore Diamonds lists it at HK$18,281. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636471876
Dimensions7.98 × 7.95 × 4.87 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.98 mm7.95 mm1.91 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636471876
Side View
Table 58.0%Crown 34.2°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.2%

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 29
Current: HK$18,281 HKD|Low: HK$1,632 HKD|High: HK$18,438 HKD|Avg: HK$8,232 HKD|+2.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 17HK$1,899 HKD
Retailer 3HK$2,150 HKD
Retailer 16HK$2,205 HKD
Retailer 15HK$3,970 HKD
Retailer 10HK$4,149 HKD
Retailer 5HK$4,940 HKD
Retailer 11HK$6,049 HKD
Retailer 7HK$6,967 HKD
Retailer 4HK$6,983 HKD
Retailer 13HK$7,603 HKD
Retailer 14HK$8,364 HKD
Retailer 12HK$8,984 HKD
Retailer 2HK$10,483 HKD
Retailer 6HK$10,643 HKD
Retailer 8HK$13,331 HKD
Retailer 9HK$15,928 HKD
Do Amore DiamondsHK$18,281 HKD

36 data points across 17 retailers

11 retailersHK$1,899 HKD to HK$18,281 HKD

A
Cheapest Retailer
-
HK$1,899 HKD
$242 USD
A
Retailer 2
-
HK$2,205 HKD
$281 USD
View
B+
Retailer 3
-
HK$3,970 HKD
$506 USD
View
A
Retailer 4
-
HK$4,149 HKD
£416 GBP
View
B+
Retailer 5
-
HK$6,049 HKD
A$1,186 AUD
View
B+
Retailer 6
-
HK$6,708 HKD
$855 USD
View
Retailer 7
-
HK$7,603 HKD
$969 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
HK$8,364 HKD
$1,066 USD
View
Retailer 9
-
HK$8,984 HKD
$1,145 USD
View
Price last confirmed 15 days ago
B
Retailer 10
-
HK$10,483 HKD
£1,052 GBP
View
Most Expensive
B
Do Amore Diamonds
27-25C559E9C · Oct 29
HK$18,281 HKD
$2,330 USD
View
10 more retailers have this diamond
Prices start from HK$1,899 HKDSave up to HK$16,383 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
1.91ct Round
HK$1,899 HKD