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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 $345 AUD
$242 USD
As of October 29, 2026
Save $2,972 AUD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,317 AUD 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 $345 to $3,317, a $2,972 spread on the same certified stone. Do Amore Diamonds lists it at $3,317. 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: $3,317 AUD|Low: $296 AUD|High: $3,345 AUD|Avg: $1,494 AUD|+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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 17$345 AUD
Retailer 3$390 AUD
Retailer 16$400 AUD
Retailer 15$720 AUD
Retailer 10$753 AUD
Retailer 5$896 AUD
Retailer 11$1,097 AUD
Retailer 7$1,264 AUD
Retailer 4$1,267 AUD
Retailer 13$1,379 AUD
Retailer 14$1,518 AUD
Retailer 12$1,630 AUD
Retailer 2$1,902 AUD
Retailer 6$1,931 AUD
Retailer 8$2,419 AUD
Retailer 9$2,890 AUD
Do Amore Diamonds$3,317 AUD

36 data points across 17 retailers

11 retailers$345 AUD to $3,317 AUD

A
Cheapest Retailer
-
$345 AUD
$242 USD
A
Retailer 2
-
$400 AUD
$281 USD
View
B+
Retailer 3
-
$720 AUD
$506 USD
View
A
Retailer 4
-
$753 AUD
£416 GBP
View
B+
Retailer 5
-
$1,097 AUD
View
B+
Retailer 6
-
$1,217 AUD
$855 USD
View
Retailer 7
-
$1,379 AUD
$969 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$1,518 AUD
$1,066 USD
View
Retailer 9
-
$1,630 AUD
$1,145 USD
View
Price last confirmed 15 days ago
B
Retailer 10
-
$1,902 AUD
£1,052 GBP
View
Most Expensive
B
Do Amore Diamonds
27-25C559E9C · Oct 29
$3,317 AUD
$2,330 USD
View
10 more retailers have this diamond
Prices start from $345 AUDSave up to $2,972 AUD

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
$345 AUD