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Round|Lab Grown|IGI

1.91ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG804668364

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804668364

Diamond specifications and retailer prices

From $878 NZD
$495 USD
As of October 29, 2026
Save $5,474 NZD (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $7,842 NZD at Brilliant Earth · As of September 28, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804668364 or 804668364. Listed at 24 retailers as of October 29, 2026, with a 623% 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

1.91
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804668364
Dimensions8.02 × 7.93 × 4.89 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.02 mm7.93 mm1.91 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804668364
Side View
Table 58.0%Crown 33.3°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.3%

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: Oct 29
Current: $6,352 NZD|Low: $878 NZD|High: $6,352 NZD|Avg: $2,536 NZD
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 6$878 NZD
Retailer 20$983 NZD
Retailer 18$1,020 NZD
Retailer 10$1,089 NZD
Retailer 14$1,178 NZD
Retailer 13$1,340 NZD
Retailer 8$1,529 NZD
Retailer 3$1,694 NZD
Retailer 2$1,806 NZD
Retailer 16$1,807 NZD
Retailer 17$1,872 NZD
Retailer 4$2,534 NZD
Retailer 5$2,702 NZD
Retailer 11$2,865 NZD
Retailer 9$3,549 NZD
Retailer 7$3,746 NZD
Retailer 19$3,818 NZD
Retailer 21$3,898 NZD
Retailer 15$4,572 NZD
Retailer 12$6,183 NZD
Brilliant Earth$6,352 NZD

24 data points across 21 retailers

24 retailers$878 NZD to $6,352 NZD

A+
Cheapest Retailer
-
$878 NZD
$495 USD
A
Retailer 2
-
$983 NZD
$554 USD
View
A
Retailer 3
-
$1,020 NZD
$575 USD
View
Final sale: no returns
A
Retailer 4
-
$1,089 NZD
$614 USD
View
Retailer 5
-
$1,178 NZD
$664 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,340 NZD
$755 USD
View
A
Retailer 7
-
$1,529 NZD
$862 USD
View
A
Retailer 8
-
$1,694 NZD
$955 USD
View
A
Retailer 9
-
$1,806 NZD
£802 GBP
View
A
Retailer 10
-
$1,807 NZD
€970 EUR
View
A
Retailer 11
-
$1,872 NZD
ZAR 17,043 ZAR
View
B+
Retailer 12
-
$2,534 NZD
$1,428 USD
View
B+
Retailer 13
-
$2,702 NZD
$1,523 USD
View
B+
Retailer 14
-
$2,865 NZD
$1,615 USD
View
Retailer 15
-
$3,224 NZD
$1,817 USD
View
Price last confirmed 45 days ago
B+
Retailer 16
-
$3,549 NZD
$2,000 USD
View
B+
Retailer 17
-
$3,746 NZD
SGD 2,853 SGD
View
B+
Retailer 18
-
$3,818 NZD
$2,152 USD
View
B+
Retailer 19
-
$3,898 NZD
$2,197 USD
View
B+
Retailer 20
-
$4,076 NZD
$2,297 USD
View
B+
Retailer 21
-
$4,572 NZD
£2,029 GBP
View
B
Retailer 22
-
$6,183 NZD
$3,485 USD
View
B
Retailer 23
-
$6,352 NZD
$3,580 USD
View
Most Expensive
Brilliant Earth
20528221A · Sep 28
$7,842 NZD
$4,420 USD
View
Price last confirmed 32 days ago
23 more retailers have this diamond
Prices start from $878 NZDSave up to $5,474 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
$878 NZD