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Oval|Lab Grown|IGI

1.50ct G SI1 Oval Lab Grown Diamond

VG • G/SI1 • IGI LG432008347

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG432008347

Diamond specifications and retailer prices

From $419 USD
As of October 31, 2026
Save $568 USD (58%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $987 USD at 77 Diamonds · As of October 31, 2026
View at 77 Diamonds

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG432008347 or 432008347. Listed at 2 retailers as of October 31, 2026, with prices from $419 to $987, a $568 spread on the same certified stone. 77 Diamonds lists it at $987. 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

1.50
Carat
G
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG432008347
Dimensions8.62 × 6.26 × 4.12 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
8.62 mm6.26 mm1.50 ctG / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG432008347
Side View
Table 65.0%Crown 35.8°Girdle: VTK-ETKPavilion 41°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $987 USD|Low: $419 USD|High: $2,501 USD|Avg: $1,068 USD|+0.5%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$419 USD
Retailer 6$695 USD
Retailer 2$781 USD
Retailer 5$828 USD
77 Diamonds$987 USD
Retailer 7$1,593 USD
Retailer 3$2,501 USD

7 data points across 7 retailers

2 retailers$419 USD to $987 USD

B+
Cheapest Retailer
-
$419 USD
Most Expensive
B
77 Diamonds
OVPUIFSVU8TUAWP · Oct 31
$987 USD
£777 GBP
View
1 more retailer has this diamond
Prices start from $419 USDSave up to $568 USD

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.

B+
1.50ct Oval
$419 USD