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Oval|Lab Grown|IGI

1.00ct D SI1 Oval Lab Grown Diamond

VG • D/SI1 • IGI LG843623104

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843623104

Diamond specifications and retailer prices

From $311 NZD
$175 USD
As of October 30, 2026
Save $1,560 NZD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,871 NZD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown oval diamond

This 1ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG843623104 or 843623104. Listed at 16 retailers as of October 30, 2026, with prices from $311 to $1,871, a $1,560 spread on the same certified stone. Reve Diamonds lists it at $1,871. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843623104
Dimensions8.22 × 5.62 × 3.54 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.22 mm5.62 mm1.00 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843623104
Side View
Table 57.0%Crown 32°Girdle: THN-MEDPavilion 41.7°Culet: NoneDepth 63.0%

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: Oct 30
Current: $596 NZD|Low: $277 NZD|High: $1,871 NZD|Avg: $802 NZD|-3.3%
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
Reve Diamonds
October 31, 2026
Retailer 5$277 NZD
Retailer 4$311 NZD
Retailer 10$321 NZD
Retailer 9$344 NZD
Retailer 12$344 NZD
Retailer 14$465 NZD
Retailer 13$566 NZD
Retailer 1$596 NZD
Retailer 7$603 NZD
Retailer 3$774 NZD
Retailer 11$1,105 NZD
Retailer 2$1,167 NZD
Retailer 6$1,204 NZD
Retailer 8$1,618 NZD
Reve Diamonds$1,871 NZD

14 data points across 15 retailers

16 retailers$311 NZD to $1,871 NZD

Retailer 1
-
$277 NZD
$156 USD
Price last confirmed 10 days ago
A
Retailer 2
-
$311 NZD
$175 USD
View
Final sale: no returns
A
Retailer 3
-
$321 NZD
$181 USD
View
A
Retailer 4
-
$344 NZD
$194 USD
View
A
Retailer 5
-
$344 NZD
$194 USD
View
B+
Retailer 6
-
$465 NZD
$262 USD
View
B+
Retailer 7
-
$566 NZD
$319 USD
View
A
Retailer 8
-
$596 NZD
€320 EUR
View
B+
Retailer 9
-
$603 NZD
£268 GBP
View
B+
Retailer 10
-
$774 NZD
$436 USD
View
B
Retailer 11
-
$1,105 NZD
$623 USD
View
B
Retailer 12
-
$1,167 NZD
$658 USD
View
B
Retailer 13
-
$1,204 NZD
$678 USD
View
B
Retailer 14
-
$1,618 NZD
£718 GBP
View
B
Retailer 15
-
$1,703 NZD
$960 USD
View
Most Expensive
B
Reve Diamonds
6E529B99F · Oct 30
$1,871 NZD
$1,054 USD
View
15 more retailers have this diamond
Prices start from $311 NZDSave up to $1,560 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
1.00ct Oval
$311 NZD