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Round|Lab Grown|IGI

1.91ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG683529055

Shape and cutting style on the report: Round brilliant

Certificate IGI LG683529055

Diamond specifications and retailer prices

From $898 NZD
$506 USD
As of October 26, 2026
Save $3,236 NZD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,134 NZD at Do Amore Diamonds · As of October 27, 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 LG683529055 or 683529055. Listed at 10 retailers as of October 26, 2026, with prices from $898 to $4,134, a $3,236 spread on the same certified stone. Do Amore Diamonds lists it at $4,134. 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 angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683529055
Dimensions7.99 × 7.94 × 4.92 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.99 mm7.94 mm1.91 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683529055
Side View
Table 58.0%Crown 34.2°Girdle: MediumPavilion 41.4°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $4,134 NZD|Low: $369 NZD|High: $4,170 NZD|Avg: $1,769 NZD|+2.6%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 6
Retailer 7
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Retailer 9
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Retailer 11
Retailer 12
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Retailer 17
October 25, 2026
Retailer 17$429 NZD
Retailer 3$486 NZD
Retailer 15$499 NZD
Retailer 14$898 NZD
Retailer 5$1,117 NZD
Retailer 8$1,174 NZD
Retailer 9$1,327 NZD
Retailer 10$1,380 NZD
Retailer 7$1,576 NZD
Retailer 4$1,579 NZD
Retailer 12$1,719 NZD
Retailer 13$1,891 NZD
Retailer 2$2,359 NZD
Retailer 6$2,407 NZD
Retailer 11$2,484 NZD
Retailer 16$3,013 NZD
Do Amore Diamonds$4,134 NZD

18 data points across 17 retailers

10 retailers$898 NZD to $4,134 NZD

Retailer 1
-
$429 NZD
$242 USD
Price last confirmed 10 days ago
Retailer 2
-
$499 NZD
$281 USD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$898 NZD
$506 USD
View
Retailer 4
-
$1,380 NZD
A$1,197 AUD
View
Price last confirmed 8 days ago
B
Retailer 5
-
$1,719 NZD
$969 USD
View
Retailer 6
-
$1,891 NZD
$1,066 USD
View
Price last confirmed 8 days ago
B
Retailer 7
-
$2,359 NZD
£1,047 GBP
View
B
Retailer 8
-
$2,484 NZD
$1,400 USD
View
B
Retailer 9
-
$3,013 NZD
$1,698 USD
View
Most Expensive
B
Do Amore Diamonds
27-FF5A68CAB · Oct 27
$4,134 NZD
$2,330 USD
View
9 more retailers have this diamond
Prices start from $898 NZDSave up to $3,236 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.

B+
1.91ct Round
$898 NZD