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Round|Lab Grown|IGI

1.23ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG710542973

Shape and cutting style on the report: Round brilliant

Certificate IGI LG710542973

Diamond specifications and retailer prices

From $355 NZD
$200 USD
As of October 30, 2026
Save $1,652 NZD (82%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,008 NZD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG710542973 or 710542973. Listed at 25 retailers as of October 30, 2026, with prices from $355 to $2,008, a $1,652 spread on the same certified stone. Reve Diamonds lists it at $2,008. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710542973
Dimensions6.92 × 6.94 × 4.17 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.92 mm6.94 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710542973
Side View
Table 60.0%Crown 34.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,059 NZD|Low: $304 NZD|High: $2,008 NZD|Avg: $886 NZD|+1.2%
Retailer 1
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
Reve Diamonds
November 2, 2026
Retailer 9$320 NZD
Retailer 5$355 NZD
Retailer 2$371 NZD
Retailer 6$396 NZD
Retailer 7$396 NZD
Retailer 12$673 NZD
Retailer 15$685 NZD
Retailer 3$702 NZD
Retailer 14$713 NZD
Retailer 11$763 NZD
Retailer 4$837 NZD
Retailer 17$887 NZD
Retailer 13$967 NZD
Retailer 1$1,059 NZD
Retailer 10$1,274 NZD
Retailer 18$1,309 NZD
Retailer 8$1,371 NZD
Retailer 16$1,853 NZD
Reve Diamonds$2,008 NZD

36 data points across 19 retailers

25 retailers$355 NZD to $2,008 NZD

Retailer 1
-
$316 NZD
$178 USD
Price last confirmed 42 days ago
Retailer 2
-
$320 NZD
$180 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$355 NZD
$200 USD
View
Final sale: no returns
A
Retailer 4
-
$371 NZD
$209 USD
View
Retailer 5
-
$387 NZD
$218 USD
View
Price last confirmed 42 days ago
Retailer 6
-
$396 NZD
$223 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$396 NZD
$223 USD
View
A
Retailer 8
-
$673 NZD
£298 GBP
View
A
Retailer 9
-
$685 NZD
ZAR 6,223 ZAR
View
A
Retailer 10
-
$702 NZD
$395 USD
View
A
Retailer 11
-
$711 NZD
$400 USD
View
A
Retailer 12
-
$713 NZD
£316 GBP
View
B+
Retailer 13
-
$763 NZD
€409 EUR
View
B+
Retailer 14
-
$837 NZD
$471 USD
View
B+
Retailer 15
-
$887 NZD
A$768 AUD
View
Retailer 16
-
$948 NZD
$533 USD
View
Price last confirmed 75 days ago
B+
Retailer 17
-
$967 NZD
A$837 AUD
View
B+
Retailer 18
-
$1,059 NZD
$596 USD
View
Retailer 19
-
$1,209 NZD
$680 USD
View
Price last confirmed 49 days ago
Retailer 20
-
$1,274 NZD
$717 USD
View
Price last confirmed 16 days ago
B
Retailer 21
-
$1,309 NZD
A$1,133 AUD
View
B
Retailer 22
-
$1,371 NZD
$772 USD
View
B
Retailer 23
-
$1,385 NZD
$779 USD
View
B
Retailer 24
-
$1,853 NZD
£821 GBP
View
Most Expensive
B
Reve Diamonds
0E62ACE66 · Nov 1
$2,008 NZD
$1,130 USD
View
24 more retailers have this diamond
Prices start from $355 NZDSave up to $1,652 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
1.23ct Round
$355 NZD