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Round|Lab Grown|IGI

1.91ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG747570355

Shape and cutting style on the report: Round brilliant

Certificate IGI LG747570355

Diamond specifications and retailer prices

From $465 NZD
$262 USD
As of November 1, 2026
Save $2,587 NZD (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,052 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

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 LG747570355 or 747570355. Listed at 24 retailers as of November 1, 2026, with prices from $465 to $3,052, a $2,587 spread on the same certified stone. Brilliant Earth lists it at $3,052. 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 angle33.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747570355
Dimensions8.11 × 8.07 × 4.79 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
8.11 mm8.07 mm1.91 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747570355
Side View
Table 59.0%Crown 33.2°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 59.3%

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: Nov 1
Current: $3,052 NZD|Low: $465 NZD|High: $4,347 NZD|Avg: $1,432 NZD|-29.8%
Brilliant Earth
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
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Retailer 17
Retailer 18
Retailer 19
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Retailer 21
Retailer 22
November 2, 2026
Retailer 14$465 NZD
Retailer 11$520 NZD
Retailer 10$538 NZD
Retailer 8$575 NZD
Retailer 15$589 NZD
Retailer 4$777 NZD
Retailer 21$781 NZD
Retailer 16$913 NZD
Retailer 18$992 NZD
Retailer 13$1,036 NZD
Retailer 3$1,070 NZD
Retailer 17$1,098 NZD
Retailer 6$1,219 NZD
Retailer 5$1,338 NZD
Retailer 2$1,474 NZD
Retailer 22$1,783 NZD
Retailer 7$1,851 NZD
Retailer 12$1,941 NZD
Retailer 20$2,067 NZD
Retailer 9$2,264 NZD
Retailer 19$2,305 NZD
Brilliant Earth$3,052 NZD

30 data points across 22 retailers

24 retailers$465 NZD to $3,052 NZD

A
Cheapest Retailer
-
$465 NZD
$262 USD
A
Retailer 2
-
$520 NZD
$293 USD
View
Final sale: no returns
A
Retailer 3
-
$538 NZD
$303 USD
View
A
Retailer 4
-
$575 NZD
$324 USD
View
Retailer 5
-
$589 NZD
$332 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$777 NZD
$438 USD
View
A
Retailer 7
-
$781 NZD
$440 USD
View
A
Retailer 8
-
$913 NZD
£405 GBP
View
A
Retailer 9
-
$992 NZD
ZAR 9,034 ZAR
View
A
Retailer 10
-
$1,036 NZD
€556 EUR
View
A
Retailer 11
-
$1,070 NZD
$603 USD
View
A
Retailer 12
-
$1,098 NZD
£487 GBP
View
A
Retailer 13
-
$1,219 NZD
$687 USD
View
B+
Retailer 14
-
$1,338 NZD
A$1,160 AUD
View
B+
Retailer 15
-
$1,474 NZD
$831 USD
View
B+
Retailer 16
-
$1,783 NZD
$1,005 USD
View
B+
Retailer 17
-
$1,851 NZD
$1,043 USD
View
B+
Retailer 18
-
$1,941 NZD
$1,094 USD
View
B
Retailer 19
-
$2,067 NZD
$1,165 USD
View
B
Retailer 20
-
$2,106 NZD
$1,187 USD
View
Retailer 21
-
$2,131 NZD
A$1,848 AUD
View
Price last confirmed 158 days ago
B
Retailer 22
-
$2,264 NZD
$1,276 USD
View
B
Retailer 23
-
$2,305 NZD
£1,023 GBP
View
Most Expensive
B
Brilliant Earth
18296538A · Nov 2
$3,052 NZD
$1,720 USD
View
23 more retailers have this diamond
Prices start from $465 NZDSave up to $2,587 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
1.91ct Round
$465 NZD