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Oval|Lab Grown|IGI

1.23ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG802637388

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG802637388

Diamond specifications and retailer prices

From $448 NZD
$252 USD
As of November 1, 2026
Save $3,533 NZD (89%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $4,319 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval 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 LG802637388 or 802637388. Listed at 26 retailers as of November 1, 2026, with a 789% 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

1.23
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802637388
Dimensions8.50 × 6.07 × 3.79 mm
L/W Ratio1.40
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
8.50 mm6.07 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802637388
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.4%

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: $4,319 NZD|Low: $430 NZD|High: $4,319 NZD|Avg: $1,417 NZD
Do Amore Diamonds
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
November 2, 2026
Retailer 4$448 NZD
Retailer 7$499 NZD
Retailer 5$556 NZD
Retailer 12$556 NZD
Retailer 11$681 NZD
Retailer 8$745 NZD
Retailer 16$844 NZD
Retailer 14$1,059 NZD
Retailer 13$1,073 NZD
Retailer 3$1,084 NZD
Retailer 6$1,137 NZD
Retailer 19$1,244 NZD
Retailer 18$1,495 NZD
Retailer 17$1,525 NZD
Retailer 20$1,710 NZD
Retailer 10$2,271 NZD
Retailer 9$2,415 NZD
Retailer 2$2,460 NZD
Retailer 15$2,506 NZD
Do Amore Diamonds$4,319 NZD

42 data points across 20 retailers

26 retailers$448 NZD to $3,981 NZD

Retailer 1
-
$430 NZD
$242 USD
Price last confirmed 32 days ago
A
Retailer 2
-
$448 NZD
$252 USD
View
A
Retailer 3
-
$499 NZD
$281 USD
View
Final sale: no returns
Retailer 4
-
$521 NZD
$293 USD
View
Price last confirmed 39 days ago
Retailer 5
-
$556 NZD
$313 USD
View
Price last confirmed 8 days ago
Retailer 6
-
$556 NZD
$313 USD
View
Price last confirmed 31 days ago
A
Retailer 7
-
$556 NZD
$313 USD
View
A
Retailer 8
-
$681 NZD
$383 USD
View
A
Retailer 9
-
$745 NZD
$419 USD
View
A
Retailer 10
-
$844 NZD
$475 USD
View
A
Retailer 11
-
$1,059 NZD
ZAR 9,627 ZAR
View
A
Retailer 12
-
$1,073 NZD
£476 GBP
View
B+
Retailer 13
-
$1,084 NZD
A$938 AUD
View
B+
Retailer 14
-
$1,137 NZD
$640 USD
View
Retailer 15
-
$1,244 NZD
$700 USD
View
Price last confirmed 15 days ago
B+
Retailer 16
-
$1,495 NZD
A$1,294 AUD
View
B+
Retailer 17
-
$1,525 NZD
A$1,320 AUD
View
B
Retailer 18
-
$1,710 NZD
$962 USD
View
Retailer 19
-
$1,975 NZD
$1,111 USD
View
Price last confirmed 26 days ago
B
Retailer 20
-
$2,271 NZD
$1,278 USD
View
B
Retailer 21
-
$2,384 NZD
£1,056 GBP
View
B
Retailer 22
-
$2,415 NZD
$1,359 USD
View
B
Retailer 23
-
$2,460 NZD
£1,090 GBP
View
B
Retailer 24
-
$2,506 NZD
$1,410 USD
View
B
Retailer 25
-
$3,981 NZD
$2,240 USD
View
Most Expensive
Do Amore Diamonds
23-802637388 · Nov 2
$4,319 NZD
$2,430 USD
View
Price under review
25 more retailers have this diamond
Prices start from $448 NZDSave up to $3,533 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 Oval
$448 NZD