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0.50ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG707504349

Shape and cutting style on the report: Round brilliant

Certificate IGI LG707504349

Diamond specifications and retailer prices

From $149 NZD
As of November 1, 2026
Save $1,315 NZD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,464 NZD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 0.5ct lab-grown round diamond

This 0.5ct lab-grown round sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG707504349 or 707504349. Listed at 15 retailers as of November 1, 2026, with prices from $149 to $1,464, a $1,315 spread on the same certified stone. Reve Diamonds lists it at $1,464. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.50
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707504349
Dimensions5.17 × 5.09 × 3.11 mm
L/W Ratio1.02
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
5.17 mm5.09 mm0.50 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG707504349
Side View
Table 58.0%Crown 33.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.8%

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: Nov 1
Current: $390 NZD|Low: $149 NZD|High: $1,498 NZD|Avg: $478 NZD|+1.4%
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
Reve Diamonds
November 6, 2026
Retailer 10$149 NZD
Retailer 14$167 NZD
Retailer 4$173 NZD
Retailer 15$197 NZD
Retailer 6$212 NZD
Retailer 5$285 NZD
Retailer 9$331 NZD
Retailer 1$390 NZD
Retailer 3$398 NZD
Retailer 8$414 NZD
Retailer 7$445 NZD
Retailer 2$596 NZD
Retailer 12$599 NZD
Retailer 13$701 NZD
Retailer 11$1,359 NZD
Reve Diamonds$1,464 NZD

42 data points across 16 retailers

15 retailers$149 NZD to $1,464 NZD

A
Cheapest Retailer
-
$149 NZD
A
Retailer 2
-
$173 NZD
View
A
Retailer 3
-
$197 NZD
View
Retailer 4
-
$212 NZD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$285 NZD
View
A
Retailer 6
-
$331 NZD
View
A
Retailer 7
-
$390 NZD
View
A
Retailer 8
-
$398 NZD
View
A
Retailer 9
-
$414 NZD
View
B+
Retailer 10
-
$445 NZD
View
B+
Retailer 11
-
$596 NZD
View
B+
Retailer 12
-
$599 NZD
View
B+
Retailer 13
-
$701 NZD
View
B
Retailer 14
-
$1,359 NZD
View
Most Expensive
B
Reve Diamonds
895CB418B · Nov 1
$1,464 NZD
$823 USD
View
14 more retailers have this diamond
Prices start from $149 NZDSave up to $1,315 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
0.50ct Round
$149 NZD